Breadcrumb Home > Thesaurus > C Synonyms of cottonwood Find synonyms for: Noun1. cottonwood, poplar, poplar treeusage: any of several North American trees of the genus Populus having a tuft of cottony hairs on the seed2. white basswood, cottonwood, Tilia heterophylla, linden, linden tree, basswood, lime, lime treeusage: American basswood of the Allegheny regionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of cottonwood (Dictionary) ✖ Related Content Daily Word Quiz: rococo Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language