drum, gong, Plu. Crass. 23, Apollod. ap. Sch. Theoc. 2.36, Procop.Gaz. Ecphr. p.153B.; tambourine, as head-dress, Herm.Trism. in Rev.Phil. 32.254; used for stage-thunder, Sch. Ar. Nu. 292; as sounding-boards in the theatre, Vitr. 5.5.2.
in the lyre, = χάλκωμα, apptly. a metallic sounding-plate, Hsch.; so of the palate, Gal. UP 7.5.
Adj. ἠχεῖον ὄργανον sounding instrument, Ph. 1.588, cj.ib. 444, 510.