Breadcrumb Home > Thesaurus > D Synonyms of dimetrodon Find synonyms for: Noun 1. dimetrodon, synapsid, synapsid reptile usage: carnivorous dinosaur of the Permian in North America having a crest or dorsal sail WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of dimetrodon (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: deracinate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language