mul·ti·pli·cate I. \ˈməltəplə̇ˌkāt\adjective Etymology: Middle English, from Latin multiplicatus, past participle of multiplicare to multiply 1.: consisting of many or of more than one : multiple, multifold < multiplicate forms > 2.: having many folds < multiplicate shells > II. noun (-s) : the form or condition of being exactly reproduced in many copies < have copies made in multiplicate >