Breadcrumb Home > Thesaurus > E Synonyms of ethmoid Find synonyms for: Noun 1. ethmoid, ethmoid bone, bone, os usage: one of the eight bones of the cranium; a small bone filled with air spaces that forms part of the eye sockets and the nasal cavity WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of ethmoid (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: rosarium Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language