Breadcrumb Home > Thesaurus > E Synonyms of elongation Find synonyms for: Noun 1. elongation, longness usage: the quality of being elongated 2. elongation, extension, addition, add-on, improver usage: an addition to the length of something 3. elongation, change of shape usage: the act of lengthening something WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of elongation (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: locution Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language