Breadcrumb Home > Thesaurus > C Synonyms of carbonaceous Find synonyms for: Adjective 1. carbonaceous, carbonous, carbonic, carboniferous usage: relating to or consisting of or yielding carbon WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of carbonaceous (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: chimera Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language