Breadcrumb Home > Thesaurus > L Synonyms of lectin Find synonyms for: Noun1. lectin, glycoproteinusage: any of several plant glycoproteins that act like specific antibodies but are not antibodies in that they are not evoked by an antigenic stimulusWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of lectin (Dictionary) ✖ Related Content Daily Word Quiz: nabob Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language