diff --git a/addons/payment_ogone/data/ogone.py b/addons/payment_ogone/data/ogone.py
index 3a2500ee24b..8b3369d9721 100644
--- a/addons/payment_ogone/data/ogone.py
+++ b/addons/payment_ogone/data/ogone.py
@@ -12,7 +12,7 @@ OGONE_ERROR_MAP = {
     '0020001009': "Authorization failed, please retry",
     '0020001010': "Authorization failed, please retry",
     '0030001999': "Our payment system is currently under maintenance, please try later",
-    '0050001005': "Expiry date error",
+    '0050001005': "Expiration Date error",
     '0050001007': "Requested Operation code not allowed",
     '0050001008': "Invalid delay value",
     '0050001010': "Input date in invalid format",
@@ -216,7 +216,7 @@ OGONE_ERROR_MAP = {
     '50001002': "Card number format check failed for given card number.",
     '50001003': "Merchant data error",
     '50001004': "Merchant identification missing",
-    '50001005': "Expiry date error",
+    '50001005': "Expiration Date error",
     '50001006': "Amount is not a number",
     '50001007': "A technical problem occurred, please contact helpdesk",
     '50001008': "A technical problem occurred, please contact helpdesk",
diff --git a/addons/product_expiry/__openerp__.py b/addons/product_expiry/__openerp__.py
index 763e671dadd..a6a2b04645e 100644
--- a/addons/product_expiry/__openerp__.py
+++ b/addons/product_expiry/__openerp__.py
@@ -1,6 +1,6 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 {
-    'name' : 'Products Expiry Date',
+    'name' : 'Products Expiration Date',
     'version' : '1.0',
     'category' : 'Specific Industry Applications',
     'depends' : ['stock'],
diff --git a/addons/stock/i18n/stock.pot b/addons/stock/i18n/stock.pot
index a1947c72a99..15c5309a2ac 100644
--- a/addons/stock/i18n/stock.pot
+++ b/addons/stock/i18n/stock.pot
@@ -1517,7 +1517,7 @@ msgstr ""
 
 #. module: stock
 #: selection:stock.config.settings,module_product_expiry:0
-msgid "Define expiry date on serial numbers"
+msgid "Define Expiration Date on serial numbers"
 msgstr ""
 
 #. module: stock
@@ -1753,7 +1753,7 @@ msgstr ""
 
 #. module: stock
 #: selection:stock.config.settings,module_product_expiry:0
-msgid "Do not use expiry date"
+msgid "Do not use Expiration Date"
 msgstr ""
 
 #. module: stock
@@ -1854,7 +1854,7 @@ msgstr ""
 
 #. module: stock
 #: model:ir.model.fields,field_description:stock.field_stock_config_settings_module_product_expiry
-msgid "Expiry Dates"
+msgid "Expiration Dates"
 msgstr ""
 
 #. module: stock
diff --git a/addons/stock/res_config.py b/addons/stock/res_config.py
index 52a86211681..cc1700b7262 100644
--- a/addons/stock/res_config.py
+++ b/addons/stock/res_config.py
@@ -87,9 +87,9 @@ class stock_config_settings(osv.osv_memory):
             help='Adds a Claim link to the delivery order.\n'
                  '-This installs the module claim_from_delivery.'),
         'module_product_expiry': fields.selection([
-            (0, 'Do not use expiry date'),
-            (1, 'Define expiry date on serial numbers')
-            ], "Expiry Dates",
+            (0, 'Do not use Expiration Date'),
+            (1, 'Define Expiration Date on serial numbers')
+            ], "Expiration Dates",
             help="""Track different dates on products and serial numbers.
                     The following dates can be tracked:
                     - end of life
diff --git a/addons/website_quote/i18n/website_quote.pot b/addons/website_quote/i18n/website_quote.pot
index 2b8e1294eb5..14dd40feee4 100644
--- a/addons/website_quote/i18n/website_quote.pot
+++ b/addons/website_quote/i18n/website_quote.pot
@@ -238,7 +238,7 @@ msgstr ""
 
 #. module: website_quote
 #: model:ir.ui.view,arch_db:website_quote.report_saleorder_validity_date
-msgid "<strong>Expiry Date:</strong>"
+msgid "<strong>Expiration Date:</strong>"
 msgstr ""
 
 #. module: website_quote
diff --git a/addons/website_quote/views/report_saleorder.xml b/addons/website_quote/views/report_saleorder.xml
index 9139ed6899d..b813999656f 100644
--- a/addons/website_quote/views/report_saleorder.xml
+++ b/addons/website_quote/views/report_saleorder.xml
@@ -4,7 +4,7 @@
 <template id="report_saleorder_validity_date" inherit_id="sale.report_saleorder_document">
     <xpath expr="//div[@class='page']/div[@id='informations']" position="inside">
         <div t-if="doc.validity_date" class="col-xs-3">
-            <strong>Expiry Date:</strong>
+            <strong>Expiration Date:</strong>
             <p t-field="doc.validity_date"/>
         </div>
     </xpath>