Breadcrumb Home > Thesaurus > I Synonyms of insulate Find synonyms for: Verb 1. insulate, change, alter, modify usage: protect from heat, cold, or noise by surrounding with insulating material; "We had his bedroom insulated before winter came" 2. isolate, insulate, discriminate, separate, single out usage: place or set apart; "They isolated the political prisoners from the other inmates" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of insulate (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: jactation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language