Breadcrumb Home > Thesaurus > S Synonyms of sera Find synonyms for: Noun 1. serum, blood serum, liquid body substance, bodily fluid, body fluid, humor, humour usage: an amber, watery fluid, rich in proteins, that separates out when blood coagulates WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of sera (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: inchoate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language