biological

adjective
bi·​o·​log·​i·​cal | \ ˌbī-ə-ˈlä-ji-kəl How to pronounce biological (audio) \
variants: or less commonly biologic \ ˌbī-​ə-​ˈlä-​jik How to pronounce biologic (audio) \

Definition of biological

1 : of or relating to biology or to life and living processes
2 : used in or produced by applied biology
3 : connected by direct genetic relationship rather than by adoption or marriage her biological father

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Other Words from biological

biologically \ ˌbī-​ə-​ˈlä-​ji-​k(ə-​)lē How to pronounce biologically (audio) \ adverb

Synonyms & Antonyms for biological

Synonyms

birth, consanguineous, natural

Antonyms

adopted, adoptive, nonbiological

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Examples of biological in a Sentence

the rights of the biological father in this case

Recent Examples on the Web

The idea of needing to shower every 24 hours to maintain good personal hygiene is more of a societal norm some people subscribe to than a biological imperative, Emily Newsom, M.D., a dermatologist at Ronald Reagan UCLA Medical Center, tells SELF. Carolyn L. Todd, SELF, "How Often Should You Really Shower?," 10 Jan. 2019 Ever since its establishment in the early 20th century — unofficially in 1908, officially in 1914 — Mother’s Day has been when Americans celebrate the importance of the biological imperative of reproduction. Lyman Stone, Vox, "This Mother’s Day, honor Mom by backing parental leave," 11 May 2018 In the decades straddling the dawn of the 20th century, Kraepelin and his contemporaries sought to uncover the biological basis of these diseases. Richard J. Mcnally, WSJ, "‘Mind Fixers’ Review: There Has to Be a Better Way," 3 May 2019 Scientists say figuring out the ocean physics is far less of a challenge than projecting the biological ramifications. Dan Joling, The Seattle Times, "Pace of Bering Sea changes startles scientists," 16 Apr. 2019 Progress had provided women like me the kind of rich life that would have been unfathomable to previous generations, and yet like so many others, I was snared in some grim biological statistics. Kim Brooks, Harper's BAZAAR, "The New Frontier of Fertility Tests—for Young Women," 1 Nov. 2018 Sierra was adopted by the Harts with her biological older brothers, Jeremiah and Devonte. OregonLive.com, "Hart children's tiny bodies telegraphed warning that went unheeded by Oregon officials," 5 May 2018 The anonymous tipster said Hannah and her biological brother, Markis, bore the brunt of Jennifer Hart's discipline, but the girl made no mention of previous abuse to the Oregon social worker. Eliott C. Mclaughlin, CNN, "Oregon had Minnesota child abuse report before investigating Hart family," 25 Apr. 2018 He is survived by a young daughter and the biological brothers and sisters that he'd never met. Deanna Boyd, star-telegram, "Teen girl who hatched plan for home invasion that left young father dead gets 20 years," 26 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biological.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of biological

1818, in the meaning defined at sense 1

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Statistics for biological

Last Updated

14 Jun 2019

Look-up Popularity

Time Traveler for biological

The first known use of biological was in 1818

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More Definitions for biological

biological

adjective

English Language Learners Definition of biological

: of or relating to biology or to life and living things
: related through birth

biological

adjective
bi·​o·​log·​i·​cal | \ ˌbī-ə-ˈlä-ji-kəl\

Kids Definition of biological

1 : of or relating to biology or to life and living things biological activity
2 : related by birth

biological

adjective
variants: also biologic

Medical Definition of biological

1 : of or relating to biology or to life and living processes
2 : used in or produced by applied biology
3 : related by direct genetic relationship rather than by adoption or marriage an adoptee who searched for years for her biological parents

Other Words from biological

biologically \ -​i-​k(ə-​)lē How to pronounce biologically (audio) \ adverb

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Comments on biological

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