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

Authorities earlier confirmed Freund is the biological father of Cunningham’s 4-year-old son. Christy Gutowski, chicagotribune.com, "Attorney for estate of AJ Freund suggests lawsuit is likely in beating death of 5-year-old Crystal Lake boy," 8 July 2019 While the search for the shipwreck proved unfruitful, the dive encountered interesting biological phenomenon including at least 11 sharks circling and feeding on the carcass of an 8-foot-long swordfish. Richard Tribou, orlandosentinel.com, "Video captures deep-sea fish swallowing a shark," 8 July 2019 How does a neuroscientist even begin to piece together a biological basis of morality? Sigal Samuel, Vox, "How your brain invents morality," 8 July 2019 Holmes, a professor of biological psychiatry at the University of Southampton in England, wrote in an email. Washington Post, The Denver Post, "Colorado Alzheimer’s researchers shift focus after failures; begin testing leukemia medicine as treatment," 6 July 2019 The datasets gathered by digital apps function like biobanks, which store biological samples for use in research. Nicole Wetsman, The Verge, "Data from health apps offers opportunities and obstacles to researchers," 3 July 2019 So far the museum has completed dozens of labels for its extensive collection, which includes sections of brains, hearts, tumors and other biological remains. Jennifer Nalewicki, Smithsonian, "How One Museum Is Giving a Voice to Former Mental Health Patients," 2 July 2019 The police report said the couple was not married, and the suspect is not the biological father of the child. Aubrey Carpenter, azcentral, "Glendale man suspected of killing his girlfriend and her 4-year-old daughter," 2 July 2019 Understanding which pieces of the biological puzzle are interchangeable and which are not is indispensable for the construction of knowledge paradigms. Ryan Dalton, Scientific American, "Decoding the Language of Neurons," 2 July 2019

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

12 Jul 2019

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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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