diff --git a/doc/marketing.rst b/doc/marketing.rst
index 6be4afbe9d..9d1ba6777f 100644
--- a/doc/marketing.rst
+++ b/doc/marketing.rst
@@ -14,5 +14,5 @@ Marketing
 :doc:`Campaign <marketing_campaign:index>`
    Manage campaign.
 
-:doc:`E-mail <marketing_email:index>`
+:doc:`Email <marketing_email:index>`
    Manage mailing lists.
diff --git a/modules/account_dunning_email/account.py b/modules/account_dunning_email/account.py
index 69b0443385..43fb1b8d01 100644
--- a/modules/account_dunning_email/account.py
+++ b/modules/account_dunning_email/account.py
@@ -20,7 +20,7 @@ class Configuration(metaclass=PoolMeta):
         domain=[
             ('email', '!=', None),
             ],
-        help="User notified when no e-mail is found to send the dunning")
+        help="User notified when no email is found to send the dunning")
 
 
 class DunningLevel(metaclass=PoolMeta):
@@ -47,7 +47,7 @@ class DunningLevel(metaclass=PoolMeta):
         states={
             'invisible': ~Eval('send_email'),
             },
-        help="Define which e-mail to use from the party's contact mechanisms")
+        help="Define which email to use from the party's contact mechanisms")
 
     @classmethod
     def default_email_template(cls):
diff --git a/modules/account_dunning_email/view/dunning_level_form.xml b/modules/account_dunning_email/view/dunning_level_form.xml
index 50f2488151..e764a438a8 100644
--- a/modules/account_dunning_email/view/dunning_level_form.xml
+++ b/modules/account_dunning_email/view/dunning_level_form.xml
@@ -5,7 +5,7 @@ this repository contains the full copyright notices and license terms. -->
     <xpath expr="/form/field[@name='print_on_letter']" position="after">
         <label name="send_email"/>
         <field name="send_email"/>
-        <separator string="E-mail" id="email" colspan="4"/>
+        <separator string="Email" id="email" colspan="4"/>
         <label name="email_template"/>
         <field name="email_template"/>
         <newline/>
diff --git a/modules/inbound_email/inbound_email.xml b/modules/inbound_email/inbound_email.xml
index 722de815f4..96f300e768 100644
--- a/modules/inbound_email/inbound_email.xml
+++ b/modules/inbound_email/inbound_email.xml
@@ -77,7 +77,7 @@ this repository contains the full copyright notices and license terms. -->
         </record>
 
         <record model="ir.action.act_window" id="act_inbound_email_form_relate">
-            <field name="name">E-mails</field>
+            <field name="name">Emails</field>
             <field name="res_model">inbound.email</field>
             <field name="domain" eval="[('inbox', 'in', Eval('active_ids', []))]" pyson="1"/>
         </record>
diff --git a/modules/marketing_automation/doc/design.rst b/modules/marketing_automation/doc/design.rst
index 2ad66ea7bc..c1a964f474 100644
--- a/modules/marketing_automation/doc/design.rst
+++ b/modules/marketing_automation/doc/design.rst
@@ -45,10 +45,10 @@ Actions
 
 The available actions are:
 
-Send E-Mail
-^^^^^^^^^^^
+Send EMail
+^^^^^^^^^^
 
-The E-mail is composed using an HTML `Genshi <https://genshi.edgewall.org/>`_
+The email is composed using an HTML `Genshi <https://genshi.edgewall.org/>`_
 template with ``record`` in the evaluation context.
 All ``<a>`` elements have their ``href`` replaced by a shortened version used
 to trigger children activities.
diff --git a/modules/marketing_automation/ir.xml b/modules/marketing_automation/ir.xml
index 31d8e7a316..97eaf675df 100644
--- a/modules/marketing_automation/ir.xml
+++ b/modules/marketing_automation/ir.xml
@@ -10,7 +10,7 @@ this repository contains the full copyright notices and license terms. -->
         </record>
 
         <record model="ir.action.act_window" id="act_ir_email_form_relate_activity">
-            <field name="name">E-mails</field>
+            <field name="name">Emails</field>
             <field name="res_model">ir.email</field>
             <field name="domain"
                 eval="[('marketing_automation_activity', 'in', Eval('active_ids'))]"
diff --git a/modules/marketing_automation/marketing_automation.py b/modules/marketing_automation/marketing_automation.py
index fee5ebf929..411731f60f 100644
--- a/modules/marketing_automation/marketing_automation.py
+++ b/modules/marketing_automation/marketing_automation.py
@@ -341,8 +341,8 @@ class Activity(
 
     event = fields.Selection([
             (None, ""),
-            ('email_opened', "E-Mail Opened"),
-            ('email_clicked', "E-Mail Clicked"),
+            ('email_opened', "Email Opened"),
+            ('email_clicked', "Email Clicked"),
             ], "Event")  # domain set by _parent_action_events
     negative = fields.Boolean("Negative",
         states={
@@ -352,10 +352,10 @@ class Activity(
         "if the event has not happened by the end of the delay.")
     on = fields.Function(fields.Selection([
                 (None, ""),
-                ('email_opened', "E-Mail Opened"),
-                ('email_opened_not', "E-Mail Not Opened"),
-                ('email_clicked', "E-Mail Clicked"),
-                ('email_clicked_not', "E-Mail Not Clicked"),
+                ('email_opened', "Email Opened"),
+                ('email_opened_not', "Email Not Opened"),
+                ('email_clicked', "Email Clicked"),
+                ('email_clicked_not', "Email Not Clicked"),
                 ], "On"),  # domain set by _parent_action_events
         'get_on', setter='set_on')
     condition = fields.Char("Condition",
@@ -376,17 +376,17 @@ class Activity(
 
     action = fields.Selection([
             (None, ''),
-            ('send_email', "Send E-Mail"),
+            ('send_email', "Send email"),
             ], "Action")
 
-    # Send E-mail
+    # Send email
     email_from = fields.Char("From", translate=True,
         states={
             'invisible': Eval('action') != 'send_email',
             },
         help="Leave empty to use the value defined in the configuration file.")
     email_title = fields.Char(
-        "E-Mail Title",
+        "Email Title",
         translate=True,
         states={
             'invisible': Eval('action') != 'send_email',
@@ -396,13 +396,13 @@ class Activity(
         "The Genshi syntax can be used "
         "with 'record' in the evaluation context.")
     email_template = fields.Text(
-        "E-Mail Template",
+        "Email Template",
         translate=True,
         states={
             'invisible': Eval('action') != 'send_email',
             'required': Eval('action') == 'send_email',
             },
-        help="The HTML content of the E-mail.\n"
+        help="The HTML content of the email.\n"
         "The Genshi syntax can be used "
         "with 'record' in the evaluation context.")
 
@@ -410,13 +410,13 @@ class Activity(
         fields.Integer("Records"), 'get_record_count')
     email_opened = fields.Function(
         fields.Integer(
-            "E-Mails Opened",
+            "Emails Opened",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }), 'get_record_count')
     email_clicked = fields.Function(
         fields.Integer(
-            "E-Mails Clicked",
+            "Emails Clicked",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }),
@@ -424,42 +424,42 @@ class Activity(
 
     email_open_rate = fields.Function(
         fields.Float(
-            "E-mail Open Rate",
+            "Email Open Rate",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }),
         'get_rate')
     email_open_rate_trend = fields.Function(
         fields.Char(
-            "E-mail Open Rate Trend",
+            "Email Open Rate Trend",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }),
         'get_trend')
     email_click_rate = fields.Function(
         fields.Float(
-            "E-mail Click Rate",
+            "Email Click Rate",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }),
         'get_rate')
     email_click_rate_trend = fields.Function(
         fields.Char(
-            "E-mail Click Rate Trend",
+            "Email Click Rate Trend",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }),
         'get_trend')
     email_click_through_rate = fields.Function(
         fields.Float(
-            "E-mail Click-Through Rate",
+            "Email Click-Through Rate",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }),
         'get_rate')
     email_click_through_rate_trend = fields.Function(
         fields.Char(
-            "E-mail Click-Through Rate Trend",
+            "Email Click-Through Rate Trend",
             states={
                 'invisible': Eval('action') != 'send_email',
                 }),
@@ -892,12 +892,12 @@ class RecordActivity(Workflow, ModelSQL, ModelView):
             'required': Eval('state') == 'done',
             })
     email_opened = fields.Boolean(
-        "E-Mail Opened",
+        "Email Opened",
         states={
             'invisible': Eval('activity_action') != 'send_email',
             })
     email_clicked = fields.Boolean(
-        "E-Mail Clicked",
+        "Email Clicked",
         states={
             'invisible': Eval('activity_action') != 'send_email',
             })
diff --git a/modules/marketing_automation/marketing_automation.xml b/modules/marketing_automation/marketing_automation.xml
index b3f5f4fc41..49fa7a7bf3 100644
--- a/modules/marketing_automation/marketing_automation.xml
+++ b/modules/marketing_automation/marketing_automation.xml
@@ -293,12 +293,12 @@ this repository contains the full copyright notices and license terms. -->
         <record model="ir.model.button" id="record_activity_on_email_opened_button">
             <field name="model">marketing.automation.record.activity</field>
             <field name="name">on_email_opened</field>
-            <field name="string">E-Mail Opened</field>
+            <field name="string">Email Opened</field>
         </record>
         <record model="ir.model.button" id="record_activity_on_email_clicked_button">
             <field name="model">marketing.automation.record.activity</field>
             <field name="name">on_email_clicked</field>
-            <field name="string">E-Mail Clicked</field>
+            <field name="string">Email Clicked</field>
         </record>
 
         <record model="ir.action.report" id="report_unsubscribe">
diff --git a/modules/marketing_automation/marketing_automation_reporting.py b/modules/marketing_automation/marketing_automation_reporting.py
index d147eb1899..e76e20aa21 100644
--- a/modules/marketing_automation/marketing_automation_reporting.py
+++ b/modules/marketing_automation/marketing_automation_reporting.py
@@ -161,27 +161,27 @@ class Activity(Abstract):
         'on_change_with_activity_action')
     record_count = fields.Integer("Records")
     email_opened = fields.Integer(
-        "E-Mails Opened",
+        "Emails Opened",
         states={
             'invisible': Eval('activity_action') != 'send_email',
             })
     email_clicked = fields.Integer(
-        "E-Mails Clicked",
+        "Emails Clicked",
         states={
             'invisible': Eval('activity_action') != 'send_email',
             })
     email_open_rate = fields.Float(
-        "E-mail Open Rate",
+        "Email Open Rate",
         states={
             'invisible': Eval('activity_action') != 'send_email',
             })
     email_click_rate = fields.Float(
-        "E-mail Click Rate",
+        "Email Click Rate",
         states={
             'invisible': Eval('activity_action') != 'send_email',
             })
     email_click_through_rate = fields.Float(
-        "E-mail Click-Through Rate",
+        "Email Click-Through Rate",
         states={
             'invisible': Eval('activity_action') != 'send_email',
             })
diff --git a/modules/marketing_automation/message.xml b/modules/marketing_automation/message.xml
index a00ee5067e..e31a40f13d 100644
--- a/modules/marketing_automation/message.xml
+++ b/modules/marketing_automation/message.xml
@@ -10,10 +10,10 @@ this repository contains the full copyright notices and license terms. -->
             <field name="text">Invalid condition "%(condition)s" in activity "%(activity)s" with exception "%(exception)s".</field>
         </record>
         <record model="ir.message" id="msg_activity_invalid_email_template">
-            <field name="text">Invalid e-mail template in activity "%(activity)s" with exception "%(exception)s".</field>
+            <field name="text">Invalid email template in activity "%(activity)s" with exception "%(exception)s".</field>
         </record>
         <record model="ir.message" id="msg_activity_invalid_email_title">
-            <field name="text">Invalid e-mail title in activity "%(activity)s" with exception "%(exception)s".</field>
+            <field name="text">Invalid email title in activity "%(activity)s" with exception "%(exception)s".</field>
         </record>
         <record model="ir.message" id="msg_activity_record_unique">
             <field name="text">Record Activity must be unique by record and activity.</field>
diff --git a/modules/marketing_automation/tests/scenario_marketing_automation.rst b/modules/marketing_automation/tests/scenario_marketing_automation.rst
index 717be1512d..710203b295 100644
--- a/modules/marketing_automation/tests/scenario_marketing_automation.rst
+++ b/modules/marketing_automation/tests/scenario_marketing_automation.rst
@@ -50,7 +50,7 @@ Create the running scenario::
     >>> scenario.save()
 
     >>> root_activity = Activity()
-    >>> root_activity.name = "First E-Mail"
+    >>> root_activity.name = "First email"
     >>> root_activity.parent = scenario
     >>> root_activity.action = 'send_email'
     >>> root_activity.email_title = "Hello"
@@ -61,26 +61,26 @@ Create the running scenario::
     >>> root_activity.save()
 
     >>> email_opened = Activity()
-    >>> email_opened.name = "E-Mail Opened"
+    >>> email_opened.name = "Email Opened"
     >>> email_opened.parent = root_activity
     >>> email_opened.on = 'email_opened'
     >>> email_opened.save()
 
     >>> email_clicked = Activity()
-    >>> email_clicked.name = "E-Mail Clicked"
+    >>> email_clicked.name = "Email Clicked"
     >>> email_clicked.parent = root_activity
     >>> email_clicked.on = 'email_clicked'
     >>> email_clicked.save()
 
     >>> email_not_clicked = Activity()
-    >>> email_not_clicked.name = "E-Mail no clicked"
+    >>> email_not_clicked.name = "Email no clicked"
     >>> email_not_clicked.parent = root_activity
     >>> email_not_clicked.on = 'email_clicked_not'
     >>> email_not_clicked.delay = datetime.timedelta(days=2)
     >>> email_not_clicked.save()
 
     >>> email_reminder = Activity()
-    >>> email_reminder.name = "E-Mail Reminder"
+    >>> email_reminder.name = "Email Reminder"
     >>> email_reminder.parent = root_activity
     >>> email_reminder.action = 'send_email'
     >>> email_reminder.email_title = "Reminder"
diff --git a/modules/marketing_automation/tests/scenario_marketing_automation_unsubscribable.rst b/modules/marketing_automation/tests/scenario_marketing_automation_unsubscribable.rst
index 799bc92399..ea954d6a5f 100644
--- a/modules/marketing_automation/tests/scenario_marketing_automation_unsubscribable.rst
+++ b/modules/marketing_automation/tests/scenario_marketing_automation_unsubscribable.rst
@@ -65,7 +65,7 @@ Create the running scenario::
     >>> scenario.save()
 
     >>> activity = scenario.activities.new()
-    >>> activity.name = "First E-Mail"
+    >>> activity.name = "First email"
     >>> activity.action = 'send_email'
     >>> activity.email_title = "Pending Sale"
     >>> activity.condition = PYSONEncoder().encode(
diff --git a/modules/marketing_email/doc/index.rst b/modules/marketing_email/doc/index.rst
index d2f0d28159..53e0683023 100644
--- a/modules/marketing_email/doc/index.rst
+++ b/modules/marketing_email/doc/index.rst
@@ -16,17 +16,17 @@ web user.
 
 Two actions are available:
 
-- *Request Subscribe* which sends an e-mail to confirm the subscription to a
+- *Request Subscribe* which sends an email to confirm the subscription to a
   list.
 
-- *Request Unsubscribe* which sends an e-mail to confirm the unsubscription of
+- *Request Unsubscribe* which sends an email to confirm the unsubscription of
   an email address from the list.
 
 Message
 *******
 
-It stores a message to send to all e-mails addresses on a list. A message is
-defined by:
+It stores a message to send to all emails addresses on a list.
+A message is defined by:
 
     * From: the address from which the message is sent.
     * List: the list of addresses to send the message to.
@@ -38,7 +38,7 @@ defined by:
         * Sending
         * Sent
 
-A wizard is available that sends a message to a unique e-mail address from the
+A wizard is available that sends a message to a unique email address from the
 list for test purposes.
 
 Configuration
@@ -48,12 +48,12 @@ The marketing_email module uses parameters from the section:
 
 - ``[marketing]``:
 
-    - ``email_from``: The default ``From`` for the e-mails that get sent.
+    - ``email_from``: The default ``From`` for the emails that get sent.
 
     - ``email_subscribe_url``: the URL to confirm the subscription to which the
       parameter ``token`` will be added.
 
-    - ``email_unsubscribe_url``: the URL to unsubscribe an e-mail address to
+    - ``email_unsubscribe_url``: the URL to unsubscribe an email address to
       which the parameter ``token`` will be added.
 
     - ``email_spy_pixel``: A boolean to activate spy pixel. Disable by default.
diff --git a/modules/marketing_email/marketing.py b/modules/marketing_email/marketing.py
index 691c29994e..2d23f603da 100644
--- a/modules/marketing_email/marketing.py
+++ b/modules/marketing_email/marketing.py
@@ -57,13 +57,13 @@ def _extract_params(url):
 
 
 class Email(DeactivableMixin, ModelSQL, ModelView):
-    "Marketing E-mail"
+    "Marketing Email"
     __name__ = 'marketing.email'
     _rec_name = 'email'
 
-    email = fields.Char("E-mail", required=True)
+    email = fields.Char("Email", required=True)
     list_ = fields.Many2One('marketing.email.list', "List", required=True)
-    email_token = fields.Char("E-mail Token", required=True)
+    email_token = fields.Char("Email Token", required=True)
     web_user = fields.Function(
         fields.Many2One('web.user', "Web User"), 'get_web_user')
     party = fields.Function(
@@ -339,7 +339,7 @@ class EmailList(DeactivableMixin, ModelSQL, ModelView):
 
 
 class Message(Workflow, ModelSQL, ModelView):
-    "Marketing E-mail Message"
+    "Marketing Email Message"
     __name__ = 'marketing.email.message'
     _rec_name = 'title'
 
@@ -529,7 +529,7 @@ class Message(Workflow, ModelSQL, ModelView):
 
 
 class SendTest(Wizard):
-    "Send Test E-mail"
+    "Send Test Email"
     __name__ = 'marketing.email.send_test'
     start = StateView(
         'marketing.email.send_test',
@@ -557,7 +557,7 @@ class SendTest(Wizard):
 
 
 class SendTestView(ModelView):
-    "Send Test E-mail"
+    "Send Test Email"
     __name__ = 'marketing.email.send_test'
 
     list_ = fields.Many2One(
@@ -565,7 +565,7 @@ class SendTestView(ModelView):
     message = fields.Many2One(
         'marketing.email.message', "Message", readonly=True)
     email = fields.Many2One(
-        'marketing.email', "E-Mail", required=True,
+        'marketing.email', "Email", required=True,
         domain=[
             ('list_', '=', Eval('list_')),
             ])
diff --git a/modules/marketing_email/marketing.xml b/modules/marketing_email/marketing.xml
index 08449b7202..c74290e88c 100644
--- a/modules/marketing_email/marketing.xml
+++ b/modules/marketing_email/marketing.xml
@@ -21,7 +21,7 @@ this repository contains the full copyright notices and license terms. -->
         </record>
 
         <record model="ir.action.act_window" id="act_email_relate_list">
-            <field name="name">E-mails</field>
+            <field name="name">Emails</field>
             <field name="res_model">marketing.email</field>
             <field name="domain" eval="[('list_', '=', Eval('active_id'))]" pyson="1"/>
         </record>
diff --git a/modules/notification_email/ir.xml b/modules/notification_email/ir.xml
index cbee0e9953..219af97c6d 100644
--- a/modules/notification_email/ir.xml
+++ b/modules/notification_email/ir.xml
@@ -16,7 +16,7 @@ this repository contains the full copyright notices and license terms. -->
         </record>
 
         <record model="ir.action.act_window" id="act_ir_email_form_relate_notification">
-            <field name="name">E-mails</field>
+            <field name="name">Emails</field>
             <field name="res_model">ir.email</field>
             <field name="domain"
                 eval="[('notification_email', 'in', Eval('active_ids'))]"
diff --git a/modules/notification_email/message.xml b/modules/notification_email/message.xml
index ffa300a047..0c5c13e64b 100644
--- a/modules/notification_email/message.xml
+++ b/modules/notification_email/message.xml
@@ -4,7 +4,7 @@ this repository contains the full copyright notices and license terms. -->
 <tryton>
     <data grouped="1">
         <record model="ir.message" id="msg_notification_invalid_subject">
-            <field name="text">Invalid e-mail subject in notification "%(notification)s" with exception "%(exception)s".</field>
+            <field name="text">Invalid email subject in notification "%(notification)s" with exception "%(exception)s".</field>
         </record>
     </data>
 </tryton>
diff --git a/modules/notification_email/notification.py b/modules/notification_email/notification.py
index 8a6040a428..cdac01632f 100644
--- a/modules/notification_email/notification.py
+++ b/modules/notification_email/notification.py
@@ -44,7 +44,7 @@ class Email(ModelSQL, ModelView):
         states={
             'invisible': ~Eval('recipients'),
             },
-        help="User notified when no recipients e-mail is found")
+        help="User notified when no recipients email is found.")
     recipients_secondary = fields.Many2One(
         'ir.model.field', "Secondary Recipients",
         domain=[
@@ -59,7 +59,7 @@ class Email(ModelSQL, ModelView):
         states={
             'invisible': ~Eval('recipients_secondary'),
             },
-        help="User notified when no secondary recipients e-mail is found")
+        help="User notified when no secondary recipients email is found.")
     recipients_hidden = fields.Many2One(
         'ir.model.field', "Hidden Recipients",
         domain=[
@@ -74,7 +74,7 @@ class Email(ModelSQL, ModelView):
         states={
             'invisible': ~Eval('recipients_hidden'),
             },
-        help="User notified when no hidden recipients e-mail is found")
+        help="User notified when no hidden recipients email is found.")
 
     contact_mechanism = fields.Selection(
         'get_contact_mechanisms', "Contact Mechanism",
diff --git a/modules/party/contact_mechanism.py b/modules/party/contact_mechanism.py
index eff0d5af95..526f510b4d 100644
--- a/modules/party/contact_mechanism.py
+++ b/modules/party/contact_mechanism.py
@@ -24,7 +24,7 @@ _TYPES = [
     ('phone', 'Phone'),
     ('mobile', 'Mobile'),
     ('fax', 'Fax'),
-    ('email', 'E-Mail'),
+    ('email', 'Email'),
     ('website', 'Website'),
     ('skype', 'Skype'),
     ('sip', 'SIP'),
@@ -96,7 +96,7 @@ class ContactMechanism(
             "Leave empty for the party language."))
     languages = fields.One2Many(
         'party.contact_mechanism.language', 'contact_mechanism', "Languages")
-    email = fields.Function(fields.Char('E-Mail', states={
+    email = fields.Function(fields.Char('Email', states={
         'invisible': Eval('type') != 'email',
         'required': Eval('type') == 'email',
         }, depends={'value'}),
diff --git a/modules/party/party.py b/modules/party/party.py
index 7d6bcec5b4..f356077191 100644
--- a/modules/party/party.py
+++ b/modules/party/party.py
@@ -84,7 +84,7 @@ class Party(
         fields.Char("Fax", states=_contact_mechanism_states),
         'get_contact_mechanism', setter='set_contact_mechanism')
     email = fields.Function(
-        fields.Char("E-Mail", states=_contact_mechanism_states),
+        fields.Char("Email", states=_contact_mechanism_states),
         'get_contact_mechanism', setter='set_contact_mechanism')
     website = fields.Function(
         fields.Char("Website", states=_contact_mechanism_states),
diff --git a/modules/stock_package_shipping_dpd/carrier.py b/modules/stock_package_shipping_dpd/carrier.py
index 941cc4422f..cfa95dae25 100644
--- a/modules/stock_package_shipping_dpd/carrier.py
+++ b/modules/stock_package_shipping_dpd/carrier.py
@@ -109,7 +109,7 @@ class Carrier(metaclass=PoolMeta):
 
     dpd_notification = fields.Selection([
             (None, ""),
-            ('email', "E-Mail"),
+            ('email', "Email"),
             ('sms', "SMS"),
             ], "Notification",
         states={
diff --git a/modules/web_user/doc/design.rst b/modules/web_user/doc/design.rst
index e384e87897..6d66e35258 100644
--- a/modules/web_user/doc/design.rst
+++ b/modules/web_user/doc/design.rst
@@ -11,7 +11,7 @@ Web User
 
 The *Web User* concept stores the details of user accounts for people who
 interact with Tryton from a website.
-Each user is identified by their e-mail address which must be unique.
+Each user is identified by their email address which must be unique.
 The email address is used when logging a user in, along with other
 authentication information, such as their password.
 
diff --git a/modules/web_user/message.xml b/modules/web_user/message.xml
index 9a1a098ee2..c826f2d51d 100644
--- a/modules/web_user/message.xml
+++ b/modules/web_user/message.xml
@@ -4,7 +4,7 @@ this repository contains the full copyright notices and license terms. -->
 <tryton>
     <data grouped="1">
         <record model="ir.message" id="msg_user_email_unique">
-            <field name="text">E-mail of active web user must be unique.</field>
+            <field name="text">Email of active web user must be unique.</field>
         </record>
         <record model="ir.message" id="msg_user_session_key_unique">
             <field name="text">Web user session key must be unique.</field>
diff --git a/modules/web_user/user.py b/modules/web_user/user.py
index c42a601f90..338120104f 100644
--- a/modules/web_user/user.py
+++ b/modules/web_user/user.py
@@ -73,12 +73,12 @@ class User(avatar_mixin(100), DeactivableMixin, ModelSQL, ModelView):
     _rec_name = 'email'
 
     email = fields.Char(
-        "E-mail",
+        "Email",
         states={
             'required': Eval('active', True),
             })
-    email_valid = fields.Boolean('E-mail Valid')
-    email_token = fields.Char("E-mail Token", strip=False)
+    email_valid = fields.Boolean('Email Valid')
+    email_token = fields.Char("Email Token", strip=False)
     password_hash = fields.Char('Password Hash')
     password = fields.Function(
         fields.Char('Password'), 'get_password', setter='set_password')
diff --git a/modules/web_user/user.xml b/modules/web_user/user.xml
index 27d5d00aba..1a9993ee99 100644
--- a/modules/web_user/user.xml
+++ b/modules/web_user/user.xml
@@ -78,7 +78,7 @@ this repository contains the full copyright notices and license terms. -->
         <record model="ir.model.button" id="user_validate_email_button">
             <field name="model">web.user</field>
             <field name="name">validate_email</field>
-            <field name="string">Validate E-mail</field>
+            <field name="string">Validate Email</field>
         </record>
 
         <record model="ir.model.button" id="user_reset_password_button">
diff --git a/modules/web_user/view/user_list.xml b/modules/web_user/view/user_list.xml
index d5ca69fab0..4fa65e0926 100644
--- a/modules/web_user/view/user_list.xml
+++ b/modules/web_user/view/user_list.xml
@@ -7,6 +7,6 @@ this repository contains the full copyright notices and license terms. -->
     </field>
     <field name="email_valid"/>
     <field name="party" expand="2"/>
-    <button name="validate_email" string="Validate E-mail"/>
+    <button name="validate_email" string="Validate Email"/>
     <button name="reset_password" string="Reset Password"/>
 </tree>
diff --git a/sao/CHANGELOG b/sao/CHANGELOG
index 9986d6e7e7..1c6243f1dd 100644
--- a/sao/CHANGELOG
+++ b/sao/CHANGELOG
@@ -100,7 +100,7 @@ Version 5.8.0 - 2020-11-02
 * Set treeview footer sticky on bottom
 * Add get, in_ and contains methods to PYSON
 * Manage deletable and writable state
-* Support e-mail template
+* Support email template
 * Always encode CSV export in UTF-8
 * Use tempusdominus and Popper for date time picker
 * Support PYSON comparison of date and datetime
diff --git a/sao/src/sao.js b/sao/src/sao.js
index a216d1a86c..a21b838660 100644
--- a/sao/src/sao.js
+++ b/sao/src/sao.js
@@ -1175,7 +1175,7 @@ var Sao = {
                 id: 'print',
             }, {
                 shortcut: 'ctrl+shift+e',
-                label: Sao.i18n.gettext('E-Mail'),
+                label: Sao.i18n.gettext('Email'),
                 id: 'email',
             }, {
                 shortcut: 'alt+shift+tab',
diff --git a/sao/src/tab.js b/sao/src/tab.js
index ed68b7ada1..5e7f0426b4 100644
--- a/sao/src/tab.js
+++ b/sao/src/tab.js
@@ -99,8 +99,8 @@
                 }, {
                     id: 'email',
                     icon: 'tryton-email',
-                    label: Sao.i18n.gettext('E-Mail...'),
-                    tooltip: Sao.i18n.gettext('Send an e-mail using the record'),
+                    label: Sao.i18n.gettext('Email...'),
+                    tooltip: Sao.i18n.gettext('Send an email using the record'),
                 }, null, {
                     id: 'export',
                     icon: 'tryton-export',
diff --git a/sao/src/window.js b/sao/src/window.js
index 9c2beb4843..4b4eb1e6a0 100644
--- a/sao/src/window.js
+++ b/sao/src/window.js
@@ -2412,7 +2412,7 @@
         init: function(name, record, prints, template) {
             this.record = record;
             this.dialog = new Sao.Dialog(
-                Sao.i18n.gettext('E-mail %1', name), 'email', 'lg');
+                Sao.i18n.gettext('Email %1', name), 'email', 'lg');
             this.el = this.dialog.modal;
             this.dialog.content.addClass('form-horizontal');
 
diff --git a/tryton/CHANGELOG b/tryton/CHANGELOG
index b1e2c40b80..98dbce1697 100644
--- a/tryton/CHANGELOG
+++ b/tryton/CHANGELOG
@@ -107,8 +107,8 @@ Version 5.8.0 - 2020-11-02
 * Manage symbol widget
 * Fallback to model name as title
 * Manage deletable and writable state
-* Support e-mail template
-* Send e-mail via the server
+* Support email template
+* Send email via the server
 * Support PYSON comparison of date and datetime
 * Position copied records based on order
 * Allow configuration of default colors for graph and calendar
diff --git a/tryton/doc/usage.rst b/tryton/doc/usage.rst
index 95cdca7f78..d702e1a16f 100644
--- a/tryton/doc/usage.rst
+++ b/tryton/doc/usage.rst
@@ -323,7 +323,7 @@ Report...:
 
 .. _Toolbar-Email:
 
-E-Mail...:
+Email...:
   Open an editor to send an email related to the actual record.
 
 .. _Toolbar-Print:
diff --git a/tryton/tryton/common/popup_menu.py b/tryton/tryton/common/popup_menu.py
index 8737b3f584..8fc6146e14 100644
--- a/tryton/tryton/common/popup_menu.py
+++ b/tryton/tryton/common/popup_menu.py
@@ -146,7 +146,7 @@ def populate(menu, model, record, title='', field=None, context=None):
                 item.connect('activate', activate, action, atype)
             menu.show_all()
 
-        email_item = Gtk.MenuItem(label=_('E-Mail...'))
+        email_item = Gtk.MenuItem(label=_('Email...'))
         action_menu.append(email_item)
         email_item.connect('activate', email, toolbar)
     menu.show_all()
diff --git a/tryton/tryton/gui/window/email_.py b/tryton/tryton/gui/window/email_.py
index 7377b582c8..c7a8c93577 100644
--- a/tryton/tryton/gui/window/email_.py
+++ b/tryton/tryton/gui/window/email_.py
@@ -106,7 +106,7 @@ class Email(NoModal):
         self.dialog.set_default_size(*self.default_size())
         self.dialog.connect('response', self.response)
 
-        self.dialog.set_title(_('E-mail %s') % name)
+        self.dialog.set_title(_('Email %s') % name)
 
         grid = Gtk.Grid(
             column_spacing=3, row_spacing=3,
diff --git a/tryton/tryton/gui/window/tabcontent.py b/tryton/tryton/gui/window/tabcontent.py
index 9c60c9ce79..0ca4ba87c2 100644
--- a/tryton/tryton/gui/window/tabcontent.py
+++ b/tryton/tryton/gui/window/tabcontent.py
@@ -141,8 +141,8 @@ class TabContent(InfoBar):
                 accel_path='<tryton>/Form/Print'),
             ToolbarItem(
                 id='email',
-                label=_("_E-Mail..."),
-                tooltip=_("Send an e-mail using the record"),
+                label=_("_Email..."),
+                tooltip=_("Send an email using the record"),
                 icon_name='tryton-email',
                 accel_path='<tryton>/Form/Email'),
             None,
diff --git a/trytond/CHANGELOG b/trytond/CHANGELOG
index 894c350e5d..cb25e4ea48 100644
--- a/trytond/CHANGELOG
+++ b/trytond/CHANGELOG
@@ -285,8 +285,8 @@ Version 5.8.0 - 2020-11-02
 * Add record name in report filename
 * Add deletable and writable state from ir.rule to read
 * Add language attribute to data tag
-* Add e-mail template
-* Send e-mail on behalf of user
+* Add email template
+* Send email on behalf of user
 * Register mixins to generic Report class
 * Cache in memory the report template instances
 * Support Genshi's MsgDirective in report
diff --git a/trytond/doc/modules/ir/design/email.inc.rst b/trytond/doc/modules/ir/design/email.inc.rst
index 45b6212867..8401cbce99 100644
--- a/trytond/doc/modules/ir/design/email.inc.rst
+++ b/trytond/doc/modules/ir/design/email.inc.rst
@@ -10,12 +10,12 @@ a copy of the emails sent from a :class:`~trytond.model.ModelStorage` record.
 
    Emails are found by opening the main menu item:
 
-      |Administration --> Models --> E-mails|__
+      |Administration --> Models --> Emails|__
 
-      .. |Administration --> Models --> E-mails| replace:: :menuselection:`Administration --> Models --> E-mails`
+      .. |Administration --> Models --> Emails| replace:: :menuselection:`Administration --> Models --> Emails`
       __ https://demo.tryton.org/model/ir.email
 
-   The emails related to a record are found by opening the :guilabel:`E-mails
+   The emails related to a record are found by opening the :guilabel:`Emails
    Archives` menu item from the relate toolbar.
 
 .. _model-ir.email.template:
@@ -24,13 +24,13 @@ Email Template
 ==============
 
 The *Email Template* stores templates per `Model <model-ir.model>` and is used
-to fill in the client's E-mail form.
+to fill in the client's Email form.
 
 .. seealso::
 
    Email Templates are found by opening the main menu item:
 
-      |Administration --> User Interface --> Actions --> E-mail Templates|__
+      |Administration --> User Interface --> Actions --> Email Templates|__
 
-      .. |Administration --> User Interface --> Actions --> E-mail Templates| replace:: :menuselection:`Administration --> User Interface --> Actions --> E-mail Templates`
+      .. |Administration --> User Interface --> Actions --> Email Templates| replace:: :menuselection:`Administration --> User Interface --> Actions --> Email Templates`
       __ https://demo.tryton.org/model/ir.email.template
diff --git a/trytond/trytond/ir/email.xml b/trytond/trytond/ir/email.xml
index e914c5efec..f2ea815b25 100644
--- a/trytond/trytond/ir/email.xml
+++ b/trytond/trytond/ir/email.xml
@@ -15,7 +15,7 @@ this repository contains the full copyright notices and license terms. -->
         </record>
 
         <record model="ir.action.act_window" id="act_email_form">
-            <field name="name">E-mails</field>
+            <field name="name">Emails</field>
             <field name="res_model">ir.email</field>
         </record>
         <record model="ir.action.act_window.view" id="act_email_form_view1">
@@ -43,7 +43,7 @@ this repository contains the full copyright notices and license terms. -->
         </record>
 
         <record model="ir.action.act_window" id="act_email_form_relate">
-            <field name="name">E-mail Archives</field>
+            <field name="name">Email Archives</field>
             <field name="res_model">ir.email</field>
             <field
                 name="domain"
@@ -77,7 +77,7 @@ this repository contains the full copyright notices and license terms. -->
         </record>
 
         <record model="ir.action.act_window" id="act_email_template_form">
-            <field name="name">E-mail Templates</field>
+            <field name="name">Email Templates</field>
             <field name="res_model">ir.email.template</field>
         </record>
         <record model="ir.action.act_window.view" id="act_email_template_form_view1">
diff --git a/trytond/trytond/ir/email_.py b/trytond/trytond/ir/email_.py
index 2f26ae5e35..6759f2a6bf 100644
--- a/trytond/trytond/ir/email_.py
+++ b/trytond/trytond/ir/email_.py
@@ -234,7 +234,7 @@ class EmailAddress(ModelSQL):
     __name__ = 'ir.email.address'
 
     email = fields.Many2One(
-        'ir.email', "E-mail", required=True, ondelete='CASCADE')
+        'ir.email', "Email", required=True, ondelete='CASCADE')
     address = fields.Char("Address", required=True)
 
 
diff --git a/trytond/trytond/ir/message.xml b/trytond/trytond/ir/message.xml
index 89cc7c7b25..bc5205cad9 100644
--- a/trytond/trytond/ir/message.xml
+++ b/trytond/trytond/ir/message.xml
@@ -379,16 +379,16 @@ this repository contains the full copyright notices and license terms. -->
             <field name="text">You are not allowed to execute wizard "%(wizard)s" on "%(model)s".</field>
         </record>
         <record model="ir.message" id="msg_email_template_invalid_subject">
-            <field name="text">Invalid subject in e-mail template "%(template)s" with exception "%(exception)s".</field>
+            <field name="text">Invalid subject in email template "%(template)s" with exception "%(exception)s".</field>
         </record>
         <record model="ir.message" id="msg_email_template_invalid_body">
-            <field name="text">Invalid body in e-mail template "%(template)s" with exception "%(exception)s".</field>
+            <field name="text">Invalid body in email template "%(template)s" with exception "%(exception)s".</field>
         </record>
         <record model="ir.message" id="msg_email_template_invalid_field_pyson">
-            <field name="text">Invalid PYSON %(field)s in e-mail template "%(template)s" with exception "%(exception)s".</field>
+            <field name="text">Invalid PYSON %(field)s in email template "%(template)s" with exception "%(exception)s".</field>
         </record>
         <record model="ir.message" id="msg_email_template_invalid_field_pyson_type">
-            <field name="text">The PYSON %(field)s in e-mail template "%(template)s" must generate a list.</field>
+            <field name="text">The PYSON %(field)s in email template "%(template)s" must generate a list.</field>
         </record>
         <record model="ir.message" id="msg_avatar_resource_unique">
             <field name="text">Only one avatar is allowed per resource.</field>