Definition: consisting of or involving two parts or components usually in pairs
Usage: an egg with a double yolk; a double (binary) star; double doors; dual controls for pilot and copilot; duple (or double) time consists of two (or a multiple of two) beats to a measure
Similar words: multiple
Definition: having or involving or consisting of more than one part or entity or individual
Usage: multiple birth; multiple ownership; made multiple copies of the speech; his multiple achievements in public life; her multiple personalities; a pineapple is a multiple fruit