UNTIL

I. preposition Etymology: Middle English, from un- (probably from Old Norse *und up to; akin to Old Norse unz up to, ~, Old High German unt, Old English ende end) + til, till till Date: 13th century to , 2. — used as a function word to indicate continuance (as of an action or condition) to a specified time before 2 , II. conjunction Date: 14th century up to the time that ; up to such time as