platyn. (pl. platy, platys, -ties)(中美洲)劍尾魚屬、新月魚n. (岩石)裂成平坦薄片的、[地質]板狀的、扁平狀的學術名詞板狀的：礦物學片狀的：礦物學英文釋義small stocky Mexican fish; popular aquarium fish