Breadcrumb Home > Thesaurus > G Synonyms of gmt Find synonyms for: Noun 1. Greenwich Mean Time, Greenwich Time, GMT, universal time, UT, UT1, time usage: the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of gmt (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: felicitous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language