GAMMA Meaning of GAMMA in English gamma BrE AmE ˈɡæm ə▷ gamma|s z▶ ˌ gamma ˈ globulin BrE AmE▶ ˌ gamma ˌ radi ˈ ation BrE AmE▶ ˈ gamma ray BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012