Breadcrumb Home > Thesaurus > C Synonyms of consultant Find synonyms for: Noun1. adviser, advisor, consultant, authorityusage: an expert who gives advice; "an adviser helped students select their courses"; "the United States sent military advisors to Guatemala"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of consultant (Dictionary) ✖ Related Content Daily Word Quiz: ultimathule Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language