טְרִימִיטְרָא, (τρίμετρος) trimeter, a verse (or tune) of three iambic meters. Y. R. Hash. IV, 59ᶜ bot. (defining הֲרָעָה) [read:] כאהן ט׳ like the trimeter (short-long, short-long &c.), contrad. to תלת דקיקן three small (short) notes.