Breadcrumb Home > Thesaurus > S Synonyms of seiche Find synonyms for: Noun 1. seiche, wave, undulation usage: a wave on the surface of a lake or landlocked bay; caused by atmospheric or seismic disturbances WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of seiche (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: pentimento Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language