Definition of fortified in English:
 fortified
adjective ˈfɔːtɪfʌɪdˈfɔrdəˌfaɪd
1Provided with defensive works as protection against attack.
2(of wine) having had spirits added to make port, sherry, etc.
 many fortified wines are sweet
- 2.1 (of food) having had vitamins added to increase its nutritive value.
 fortified breakfast cereals
 
  Definition of fortified in US English:
 fortified
adjectiveˈfôrdəˌfīdˈfɔrdəˌfaɪd
1Provided with defensive works as protection against attack.
2(of wine) having had spirits added to make port, sherry, etc.
 many fortified wines are sweet
- 2.1 (of food) having had vitamins added to increase its nutritive value.
 fortified breakfast cereals