/ Thesaurus / R Synonyms of rumex acetosa Find synonyms for: Noun1. sour dock, garden sorrel, Rumex acetosa, dock, sorrel, sour grassusage: European sorrel with large slightly acidic sagittate leaves grown throughout north temperate zone for salad and spring greensWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language