Divide  —v. (-ding) 1 (often foll. By in, into) separate into parts; break up; split. 2 (often foll. By out) distribute; deal; share. 3 a separate (one thing) from another. B classify into parts or groups. 4 cause to disagree. 5 a find how many times (a number) contains or is contained in another (divide 20 by 4; divide 4 into 20). B (of a number) be contained in (a number) without remainder (4 divides into 20). 6 parl. Vote (by members entering either of two lobbies) (the house divided). —n. 1 dividing line. 2 watershed. [latin divido -vis-]