# semantron

> English word · Noun

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

## Etymology
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”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/semantron