/ Thesaurus / A Synonyms of apothecaries' unit Find synonyms for: Noun1. apothecaries' unit, apothecaries' weight, weight unit, weightusage: any weight unit used in pharmacy; an ounce is equal to 480 grains and a pound is equal to 12 ouncesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language