Main Entry: strength·en

Pronunciation: \ˈstreŋ(k)-thən, ˈstren(t)-\

Function: verb

Inflected Form(s): strength·ened; strength·en·ing \ˈstreŋ(k)th-niŋ, ˈstren(t)th-; ˈstreŋ(k)-thə-, ˈstren(t)-\

Date: 15th century

transitive verb : to make strongerintransitive verb : to become stronger

— strength·en·er \ˈstreŋ(k)th-nər, ˈstren(t)th-; ˈstreŋ(k)-thə-, ˈstren(t)-\ noun