NYT Dictionary

LEPTON

/ˈlɛptɒn/
NounLEP-tonlep-ton · 2 syllablesGrade 8

Accepted in official NYT Spelling Bee puzzle years: 2021, 2023, 2025

Meaning

A coin used since ancient times in Greece, serving in modern times as one hundredth of a phoenix, a drachma, and a euro (as the Greek form of the Eurocent).

Etymology

Origin: Ancient Greek

Etymology tree Pre-Greekder. Ancient Greek λέπω (lépō) Proto-Indo-European *-tós Proto-Hellenic *-tós Ancient Greek -τός (-tós) Ancient Greek λεπτόν (leptón)der. English lepton Derived from Ancient Greek λεπτόν (leptón, “small”). From Ancient Greek λεπτόν (leptón), neuter form of λεπτός (leptós, “small”).

Synonyms & Antonyms

Synonyms

leptonelectronmesonneutronnucleusphotonprotonstrangeness

NYT Puzzle Appearances

No published puzzle dates on file for this word yet. It is part of the official NYT Spelling Bee word list for 2021, 2023, 2025.

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