Breadcrumb Home > Thesaurus > B Synonyms of butylene Find synonyms for: Noun 1. butylene, butene, gas usage: any of three isomeric hydrocarbons C4H8; all used in making synthetic rubbers WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of butylene (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