diff --git a/core/lib/Drupal/Core/Entity/ContentEntityDatabaseStorage.php b/core/lib/Drupal/Core/Entity/ContentEntityDatabaseStorage.php
index 7f81ad5..164f53f 100644
--- a/core/lib/Drupal/Core/Entity/ContentEntityDatabaseStorage.php
+++ b/core/lib/Drupal/Core/Entity/ContentEntityDatabaseStorage.php
@@ -23,7 +23,7 @@
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
- * A content entity database storage implementation
+ * A content entity database storage implementation.
  *
  * This class can be used as-is by most content entity types. Entity types
  * requiring special handling can extend the class.
diff --git a/core/lib/Drupal/Core/Entity/EntityAccessControlHandlerInterface.php b/core/lib/Drupal/Core/Entity/EntityAccessControlHandlerInterface.php
index 52c1b7b..bea60e3 100644
--- a/core/lib/Drupal/Core/Entity/EntityAccessControlHandlerInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityAccessControlHandlerInterface.php
@@ -14,7 +14,7 @@
 use Drupal\Core\Session\AccountInterface;
 
 /**
- * Defines a common interface for entity access control handlers.
+ * Defines an interface for entity access control handlers.
  */
 interface EntityAccessControlHandlerInterface {
 
diff --git a/core/lib/Drupal/Core/Entity/EntityChangedInterface.php b/core/lib/Drupal/Core/Entity/EntityChangedInterface.php
index 9a6c194..a8b1a61 100644
--- a/core/lib/Drupal/Core/Entity/EntityChangedInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityChangedInterface.php
@@ -8,7 +8,7 @@
 namespace Drupal\Core\Entity;
 
 /**
- * Defines a common interface for entity change timestamp tracking.
+ * Defines an interface for entity change timestamp tracking.
  *
  * This data may be useful for more precise cache invalidation (especially
  * on the client side) and concurrent editing locking.
diff --git a/core/lib/Drupal/Core/Entity/EntityFormInterface.php b/core/lib/Drupal/Core/Entity/EntityFormInterface.php
index 31f485a..ccb16d7 100644
--- a/core/lib/Drupal/Core/Entity/EntityFormInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityFormInterface.php
@@ -13,7 +13,7 @@
 use Drupal\Core\StringTranslation\TranslationInterface;
 
 /**
- * Defines a common interface for entity form classes.
+ * Defines an interface for entity form classes.
  */
 interface EntityFormInterface extends BaseFormIdInterface {
 
diff --git a/core/lib/Drupal/Core/Entity/EntityHandlerInterface.php b/core/lib/Drupal/Core/Entity/EntityHandlerInterface.php
index 5edc487..f6b862a 100644
--- a/core/lib/Drupal/Core/Entity/EntityHandlerInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityHandlerInterface.php
@@ -10,7 +10,7 @@
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
- * Defines a common interface for entity handlers.
+ * Defines an interface for entity handlers.
  *
  * This interface can be implemented by entity handlers that require
  * dependency injection.
diff --git a/core/lib/Drupal/Core/Entity/EntityStorageInterface.php b/core/lib/Drupal/Core/Entity/EntityStorageInterface.php
index a11e80a..32867f4 100644
--- a/core/lib/Drupal/Core/Entity/EntityStorageInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityStorageInterface.php
@@ -8,7 +8,7 @@
 namespace Drupal\Core\Entity;
 
 /**
- * Defines the interface for entity storage implementations.
+ * Defines the interface for entity storage classes.
  *
  * For common default implementations, see
  * \Drupal\Core\Entity\ContentEntityDatabaseStorage for content entities and
diff --git a/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php b/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php
index 89812fb..93e6528 100644
--- a/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php
@@ -11,7 +11,7 @@
 use Drupal\Core\Field\FieldItemListInterface;
 
 /**
- * Defines a common interface for entity view controller classes.
+ * Defines an interface for entity view builders.
  *
  * @ingroup entity_api
  */