semantron

From Ancient Greek σήμαντρον (sḗmantron, “a seal, signet, in MGr. a semantron”), from σημαίνειν (sēmaínein, “to show by a sign, signify, in MGr. strike a semantron”), from σῆμα (sêma, “mark, sign”).

semantron (plural semantrons or semantra)

1. A percussion instrument used chiefly in Eastern Orthodox monasteries to summon the brethren to prayer or to lead processions.

• sematic

• semantron in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

• Ornaments, ornaments