Breadcrumb Home > Thesaurus > L Synonyms of lepton Find synonyms for: Noun 1. lepton, Greek monetary unit usage: 100 lepta equal 1 drachma in Greece 2. lepton, elementary particle, fundamental particle, fermion usage: an elementary particle that participates in weak interactions; has a baryon number of 0 WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of lepton (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: deracinate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language