Breadcrumb Home > Thesaurus > B Synonyms of biological Find synonyms for: Adjective 1. biological, biologic usage: pertaining to biology or to life and living things 2. biological (vs. adoptive), begotten, natural usage: of parents and children; related by blood; "biological child" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of biological (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: crepuscular Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language