BIOLOGICAL Synonyms: 8 Similar and Opposite Words

biological

adjective

ˌbī-ə-ˈlä-ji-kəl

variants also biologic

Definition of biological

as in birth

being such by blood and not by adoption or marriage the rights of the biological father in this case

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of biological An OutKick reporter pressed both White and Fire coach Alex Sarama on their stances on whether biological males should be allowed to compete in women's sports. — Jackson Thompson Outkick, FOXNews.com, 3 Oct. 2026 The pair met that Friday, and Goessling got a voice memo from his biological father that night. — Matt Lavietes, NBC news, 2 Oct. 2026 The study also pointed to the existence of biological and membrane treatments, but both are generally less effective and restricted by conditions during their use. — Jennifer Bringle, Footwear News, 2 Oct. 2026 But amylin achieves that by acting on an entirely different biological pathway. — Annika Kim Constantino, CNBC, 2 Oct. 2026 See All Example Sentences for biological

Recent Examples of Synonyms for biological

Adjective

When the latter has a post-birth panic about surrendering her child, Irina simply absconds with it from the private hospital facility in the middle of the night, knowing the destitute young woman is unlikely to pursue any legal or other options.

— Dennis Harvey, Variety, 30 July 2026
The infant and his mother were then transported to a hospital for post-birth medical care, with both expected to make a full recovery.

— Latoya Gayle, PEOPLE, 3 July 2026

Definition of birth

Adjective

For Miraval The Red Sea, Foster + Partners architects have designed 180 guest rooms, suites, and villas with biophilic shapes and natural materials, allowing the accommodations to seamlessly fit into the landscape.

— Robb Report Studio, Robb Report, 3 Oct. 2026
Toxins were found in all types of cat food — wet, dry and air- or freeze-dried — even in products labeled as natural and nutritionally superior, according to the analysis released Friday.

— Sandee LaMotte, CNN Money, 2 Oct. 2026

Definition of natural

Adjective

That means an alert could be triggered by a legitimate loan, lien or another person with the same name.

— Kurt Knutsson, FOXNews.com, 3 Oct. 2026
OpenAI itself describes distillation as a legitimate technical method for creating training data for smaller models.

— Kaif Shaikh, Interesting Engineering, 3 Oct. 2026

Definition of legitimate

Browse Nearby Words

biography

biological

biopesticide

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“Biological.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/biological. Accessed 8 Oct. 2026.

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Synonyms of biological

adjective

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