Breadcrumb Home > Thesaurus > R Synonyms of rumen Find synonyms for: Noun 1. rumen, first stomach, stomach, tummy, tum, breadbasket usage: the first compartment of the stomach of a ruminant; here food is collected and returned to the mouth as cud for chewing WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of rumen (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: inchoate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language