Breadcrumb Home > Thesaurus > U Synonyms of unnamed Find synonyms for: Adjective1. nameless, unidentified, unknown, unnamed, anonymous (vs. onymous), anon.usage: being or having an unknown or unnamed source; "a poem by an unknown author"; "corporations responsible to nameless owners"; "an unnamed donor"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of unnamed (Dictionary) ✖ Related Content Daily Word Quiz: hortatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language