non·​he·​red·​i·​tary | \ ˌnän-hə-ˈre-də-ˌter-ē How to pronounce nonhereditary (audio) \
variants: or non-hereditary

Definition of nonhereditary

: not hereditary a nonhereditary title nonhereditary diseases

Examples of nonhereditary in a Sentence

Recent Examples on the Web Resulting from a random, typically nonhereditary genetic mutation, the disease affects about one in every 10,000 live births in the U.S. and can severely impact a person’s mental and physical development, and life span. Amanda Blanco,, 19 Sep. 2021 Other research shows that nonhereditary forms can result from other factors, including existing medical conditions and diet, reports Maya Yang of the Guardian. David Kindy, Smithsonian Magazine, 13 Aug. 2021 Evan, who turns 2 in December, was born with Prader-Willi syndrome, a rare, nonhereditary genetic disorder that has a most cruel and unusual symptom — chronic hunger. Maureen C. Gilmer, Indianapolis Star, 14 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nonhereditary.' 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 nonhereditary

1695, in the meaning defined above

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The first known use of nonhereditary was in 1695

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Last Updated

1 Oct 2021

Cite this Entry

“Nonhereditary.” Dictionary, Merriam-Webster, Accessed 21 Oct. 2021.

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More Definitions for nonhereditary


non-he·​red·​i·​tary | \ -hə-ˈred-ə-ˌter-ē \
variants: or nonhereditary

Medical Definition of non-hereditary

: not hereditary

More from Merriam-Webster on nonhereditary

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