Breadcrumb Home > Thesaurus > F Synonyms of fontanel Find synonyms for: Noun 1. fontanelle, fontanel, soft spot, orifice, opening, porta usage: any membranous gap between the bones of the cranium in an infant or fetus WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of fontanel (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: acme Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language