Breadcrumb Home > Thesaurus > O Synonyms of outlier Find synonyms for: Noun1. outlier, resident, occupant, occupierusage: a person who lives away from his place of work2. outlier, deviationusage: an extreme deviation from the meanWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of outlier (Dictionary) ✖ Related Content Daily Word Quiz: deracinate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language