nonbiological
Britishadjective
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not related by birth
nonbiological mother
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(of a detergent) not containing enzymes said to be capable of removing stains of organic origin from items to be washed
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not of or relating to biology
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.
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
When discussing nonbiological parents, the conversation often centers same-sex couples.
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
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
