Breadcrumb Home > Thesaurus > S Synonyms of seder Find synonyms for: Noun 1. Seder, Passover supper, supper usage: (Judaism) the ceremonial dinner on the first night (or both nights) of Passover WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of seder (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: propinquity Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language