/ Thesaurus / P Synonyms of pilularia globulifera Find synonyms for: Noun1. pillwort, Pilularia globulifera, aquatic fern, water fernusage: European water fern found around margins of bodies of water or in wet acid soil having small globose sporocarpsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language