/ Thesaurus / P Synonyms of preen gland Find synonyms for: Noun1. uropygial gland, preen gland, oil glandusage: oil-secreting gland situated at the base of the tail in most birdsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language