Breadcrumb Home > Thesaurus > I Cite Synonyms of instrumental Find synonyms for: Adjective1. instrumental (vs. vocal)usage: relating to or designed for or performed on musical instruments; "instrumental compositions"; "an instrumental ensemble"2. implemental, instrumental, subservient, helpful (vs. unhelpful)usage: serving or acting as a means or aid; "instrumental in solving the crime"WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.Definition and meaning of instrumental (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. February 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World The Manchu Related Content Daily Word Quiz: nosegay Analogy of the Day: Today?s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language