/ Thesaurus / O Synonyms of opuntia tuna Find synonyms for: Noun1. tuna, Opuntia tuna, prickly pear, prickly pear cactususage: tropical American prickly pear of JamaicaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language