/ Thesaurus / C Synonyms of crotalus adamanteus Find synonyms for: Noun1. diamondback, diamondback rattlesnake, Crotalus adamanteus, rattlesnake, rattlerusage: large deadly rattlesnake with diamond-shaped markingsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language