Breadcrumb Home > Thesaurus > S Synonyms of serosa Find synonyms for: Noun 1. serous membrane, serosa, membrane, tissue layer usage: a thin membrane lining the closed cavities of the body; has two layers with a space between that is filled with serous fluid WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of serosa (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: quisling Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language