dĭmĕter (-trus), a, um, adj., = δίμετρος,
of two measures or metres (late Lat.): versus, a dimeter , Diom. p. 506 P.; and simply dimetrus (sc. versus), Ter. Maur. p. 2437 ib.
·noun A verse of two meters. II. Dimeter ·adj Having two poetical measures or meters. ...
Webster's Dictionary of the English Language