/ Thesaurus / L Synonyms of laminariaceae Find synonyms for: Noun1. Laminariaceae, family Laminariaceae, protoctist familyusage: large family of marine brown algae including many economically important large kelps chiefly of northern watersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: beseech Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language