EQUILATERAL Meaning of EQUILATERAL in English equilateral BrE AmE ˌiːk wi ˈlæt‿ ə r ə l ◂ ˌ•wə- AmE \ -ˈlæt̬ ə r ə l ⇨-ˈlætr ə l ▷ equilateral|ly i▶ ˌ equi ˌ lateral ˈ triangle BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012