fortified
adj. B2 Upper Intermediate US //ˈfɔɹtəˌfaɪd// UK //fˈɔːtɪfˌaɪd// for·ti·fied
adj. made stronger or more protected against an attack. It can also describe food or drink that has extra vitamins or alcohol added to it.
adj. strengthened against military attack with defensive works; also refers to food or drink enriched with additional nutrients or alcohol.
The soldiers retreated behind the fortified walls of the castle.
Many breakfast cereals are fortified with iron and folic acid to help children meet their daily nutritional needs.
The city's fortified perimeter, once a marvel of medieval engineering, now serves as a scenic walking path for tourists and local residents alike.
Usage
Often used as a participial adjective; frequently appears before the noun it modifies.