The story
- Ancient Greek · derived fromἅπαξ λεγόμενον“(something) said only once”
- English todayhapax legomenon
From Ancient Greek ἅπαξ λεγόμενον (hápax legómenon, “(something) said only once”), from ἅπαξ (hápax, “once”) and λεγόμενον (legómenon), passive participle of λέγω (légō, “say”).
Etymology from Wiktionary, CC BY-SA 4.0.