Modern Greek lemma

ς

s — “The lower case letter sigma”

The lower case letter sigma (σίγμα τελικό (sígma telikó)) of the Greek alphabet when used as the final letter in a word (a final sigma). In all other positions in a word the normal sigma (σ (s)) must be used.

Definitions from English Wiktionary via kaikki.org (wiktextract), licensed CC BY-SA 4.0.