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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:

The AI system distinguished biological from nonbiological materials with over 90 percent accuracy and detected signs of photosynthesis in rocks at least 2.5 billion years old.

From Science Daily Nov. 18, 2025

For their part, courts and lawmakers throughout the country recognize the importance of these nonbiological parent–child relationships.

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

Such molecules can be either biological or nonbiological in origin.

From Washington Post Nov. 23, 2022

The justice wrote that “family” could be defined by various configurations of adults occupying the roles of primary caretakers with both biological and nonbiological children.

From New York Times Aug. 30, 2022

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