Breadcrumb Home > Thesaurus > S Synonyms of seatbelt Find synonyms for: Noun 1. seat belt, seatbelt, safety belt, life belt, safety harness usage: a safety belt used in a car or plane to hold you in your seat in case of an accident WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of seatbelt (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: triumphalism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language