Breadcrumb Home > Thesaurus > B Synonyms of butternut Find synonyms for: Noun 1. butternut, butternut tree, white walnut, Juglans cinerea, walnut, walnut tree usage: North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye 2. butternut, edible nut usage: oily egg-shaped nut of an American tree of the walnut family WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of butternut (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: inmediasres Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language