Breadcrumb Home > Thesaurus > L Synonyms of longevity Find synonyms for: Noun 1. longevity, length of service, longness usage: duration of service; "her longevity as a star"; "had unusual longevity in the company" 2. longevity, seniority, oldness usage: the property of being long-lived WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of longevity (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: calumny Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language