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nonbiological

British  
/ ˌnɒnbaɪəˈlɒdʒɪkəl /

adjective

  1. not related by birth

    nonbiological mother

  2. (of a detergent) not containing enzymes said to be capable of removing stains of organic origin from items to be washed

  3. not of or relating to biology

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Some researchers proposed that the C30 steranes might have been produced by other organisms or even formed through nonbiological geological processes.

From Science Daily Feb. 27, 2026

Kentucky courts routinely protect the nonbiological parents—grandparents, aunts, uncles, family friends—who step up to parent when biological parents cannot.

From Slate Aug. 2, 2024

So it may be in deep space, not on a planetary surface, that nonbiological “brains” may develop powers that humans can’t even imagine.

From Scientific American Jun. 1, 2023

She wonders whether the state will still recognize her cousin, a lesbian, as the parent of her nonbiological daughter.

From New York Times May 7, 2023

Such molecules can be either biological or nonbiological in origin.

From Washington Post Nov. 23, 2022

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