Толковый словарь английского языка - before

I. adverb or adjective Etymology: Middle English, adverb & preposition, from Old English beforan, from be+ foran ~, from fore Date: ~ 12th century in advance ; ahead , at an earlier time ; previously , II. preposition Date: ~ 12th century 1. a. forward of ; in front of , in the presence of , under the jurisdiction or consideration of , c. at the disposal of , in store for , preceding in time ; earlier than , in a higher or more important position than , III. conjunction Date: 13th century 1. a. earlier than the time that , sooner or quicker than , so that…do not , until the time that , c. or else…not , or else , rather or sooner than