/ Thesaurus / S Synonyms of stegosaurus Find synonyms for: Noun1. stegosaur, stegosaurus, Stegosaur stenops, armored dinosaurusage: herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weaponWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: knead Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language