lifecycle should be two words, life cycle

5 files changed, 6 insertions, 6 deletions

diff --git a/activerecord/CHANGELOG b/activerecord/CHANGELOG
index 972c907c46..906a17dd67 100644
--- a/activerecord/CHANGELOG
+++ b/activerecord/CHANGELOG
@@ -5218,7 +5218,7 @@ in effect.  Added :readonly finder constraint.  Calling an association collectio
   NOTE: The agreement is considered valid if it's set to the string "1". This makes it easy to relate it to an HTML checkbox.
 
 
-* Added validation macros to make the stackable just like the lifecycle callbacks. Examples:
+* Added validation macros to make the stackable just like the life cycle callbacks. Examples:
 
     class Person < ActiveRecord::Base
       validate { |record| record.errors.add("name", "too short") unless name.size > 10 }
diff --git a/activerecord/README.rdoc b/activerecord/README.rdoc
index 1a0db4691b..101a595ecd 100644
--- a/activerecord/README.rdoc
+++ b/activerecord/README.rdoc
@@ -70,7 +70,7 @@ A short rundown of some of the major features:
   {Learn more}[link:classes/ActiveRecord/Validations.html]
 
 
-* Callbacks available for the entire lifecycle (instantiation, saving, destroying, validating, etc.)
+* Callbacks available for the entire life cycle (instantiation, saving, destroying, validating, etc.)
 
    class Person < ActiveRecord::Base
      before_destroy :invalidate_payment_plan
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb
index 0f4e9568ac..f2feac0279 100644
--- a/activerecord/lib/active_record/associations.rb
+++ b/activerecord/lib/active_record/associations.rb
@@ -340,7 +340,7 @@ module ActiveRecord
     #
     # === Association callbacks
     #
-    # Similar to the normal callbacks that hook into the lifecycle of an Active Record object,
+    # Similar to the normal callbacks that hook into the life cycle of an Active Record object,
     # you can also define callbacks that get triggered when you add an object to or remove an
     # object from an association collection.
     #
diff --git a/activerecord/lib/active_record/callbacks.rb b/activerecord/lib/active_record/callbacks.rb
index a31973d529..fd71d7db4e 100644
--- a/activerecord/lib/active_record/callbacks.rb
+++ b/activerecord/lib/active_record/callbacks.rb
@@ -3,7 +3,7 @@ require 'active_support/core_ext/array/wrap'
 module ActiveRecord
   # = Active Record Callbacks
   #
-  # Callbacks are hooks into the lifecycle of an Active Record object that allow you to trigger logic
+  # Callbacks are hooks into the life cycle of an Active Record object that allow you to trigger logic
   # before or after an alteration of the object state. This can be used to make sure that associated and
   # dependent objects are deleted when +destroy+ is called (by overwriting +before_destroy+) or to massage attributes
   # before they're validated (by overwriting +before_validation+). As an example of the callbacks initiated, consider
@@ -26,7 +26,7 @@ module ActiveRecord
   # <tt>after_rollback</tt>.
   #
   # That's a total of ten callbacks, which gives you immense power to react and prepare for each state in the
-  # Active Record lifecycle. The sequence for calling <tt>Base#save</tt> for an existing record is similar,
+  # Active Record life cycle. The sequence for calling <tt>Base#save</tt> for an existing record is similar,
   # except that each <tt>_on_create</tt> callback is replaced by the corresponding <tt>_on_update</tt> callback.
   #
   # Examples:
diff --git a/activerecord/lib/active_record/observer.rb b/activerecord/lib/active_record/observer.rb
index 32221f65ce..022cf109af 100644
--- a/activerecord/lib/active_record/observer.rb
+++ b/activerecord/lib/active_record/observer.rb
@@ -3,7 +3,7 @@ require 'active_support/core_ext/class/attribute'
 module ActiveRecord
   # = Active Record Observer
   #
-  # Observer classes respond to lifecycle callbacks to implement trigger-like
+  # Observer classes respond to life cycle callbacks to implement trigger-like
   # behavior outside the original class. This is a great way to reduce the
   # clutter that normally comes when the model class is burdened with
   # functionality that doesn't pertain to the core responsibility of the