Breadcrumb Home > Thesaurus > P Synonyms of polysynthetic Find synonyms for: Adjective1. agglutinative, polysynthetic, synthetic (vs. analytic)usage: forming derivative or compound words by putting together constituents each of which expresses a single definite meaningWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of polysynthetic (Dictionary) ✖ Related Content Daily Word Quiz: solecism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language