/ Thesaurus / O Synonyms of otus asio Find synonyms for: Noun1. screech owl, Otus asio, owl, bird of Minerva, bird of night, hooterusage: small North American owl having hornlike tufts of feathers whose call sounds like a quavering whistleWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language