ge·net·ic | \ jə-ˈne-tik \
variants: or less commonly genetical \jə-ˈne-ti-kəl \

Definition of genetic 

(Entry 1 of 2)

1 : relating to or determined by the origin, development, or causal antecedents of something

2a : of, relating to, or involving genetics

b : of, relating to, caused by, or controlled by genes a genetic disease genetic variation

Definition of -genetic (Entry 2 of 2)

1 : -genic sense 1 organogenetic

2 : -genic sense 2 psychogenetic

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Other words from genetic


genetically \jə-ˈne-ti-k(ə-)lē \ adverb

Synonyms & Antonyms for genetic

Synonyms: Adjective

hereditary, heritable, inborn, inheritable, inherited

Antonyms: Adjective


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Examples of genetic in a Sentence


hemophilia and other genetic medical disorders

Recent Examples on the Web: Adjective

Falkowski has had several eye surgeries after being diagnosed with Fuchs’ dystrophy, a genetic disorder of the cornea that has left him legally blind in one eye, his attorney said. Kelly Brennan,, "Former QVC exec gets 30 months in prison for bilking $1M from network," 10 July 2018 Just after her second birthday, additional testing, including an MRI of her brain and spine followed by a genetic analysis, revealed that our daughter had metachromatic leukodystrophy. Vibhav Rangarajan, STAT, "The ‘cruel joke’ of compassionate use and right to try: Pharma companies don’t have to comply," 5 June 2018 The group's genetic analysis of the conundrum was reported in Science. Diana Gitig, Ars Technica, "Plants repeatedly got rid of their ability to obtain their own nitrogen," 27 May 2018 Tamara Bibbs Bloom Trail High School, Steger Bibbs, of Ford Heights, who has Anthrogryposis, a rare genetic disorder that has destroyed her muscles, joints and tendons, never let her physical disability get in her way. Donna Vickroy And Susan Demar Lafferty, Daily Southtown, "Class of 2018: A look at some of the Southland's extraordinary high school graduates," 19 May 2018 One test, called GeneSight, uses a genetic analysis of DNA samples from a cheek swab to help doctors figure out which drugs are likely to combat a patient’s depression. Lucette Lagnado, WSJ, "Which Anti-Depressant is Right for You? Your DNA Can Shed Some Light," 6 May 2018 The genetic analysis is being used to bolster investigations and — in some cases — connect the dots between what were once seemingly unrelated illnesses. Mike Stobbe,, "Disease hunters using DNA to investigate E. coli outbreak linked to romaine lettuce," 30 Apr. 2018 Their data, which will be subjected to genetic analysis in Europe, is far more reliable than a head count, wildlife officials said. Rodney Muhumuza, Fox News, "Uganda counts gorillas amid tourism-boosting 'baby boom'," 25 Apr. 2018 Each person swished with mouthwash, then handed the sample over for genetic analysis. Jamie Ducharme, Time, "Heavy Drinking May Change the Bacteria In Your Mouth and Raise Gum Disease Risk," 24 Apr. 2018

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


1750, in the meaning defined at sense 1

History and Etymology for genetic



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Statistics for genetic

Last Updated

13 Sep 2018

Look-up Popularity

Time Traveler for genetic

The first known use of genetic was in 1750

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English Language Learners Definition of genetic

: of, relating to, or involving genes


ge·net·ic | \ jə-ˈne-tik \

Kids Definition of genetic

: of or relating to genes or genetics genetic research


ge·net·ic | \ jə-ˈnet-ik \
variants: also genetical \-i-kəl \

Medical Definition of genetic 

1 : of, relating to, or involving genetics

2 : of, relating to, caused by, or controlled by genes a genetic disease genetic material — compare acquired sense 1

Other words from genetic

genetically \-i-k(ə-)lē \ adverb

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Comments on genetic

What made you want to look up genetic? Please tell us where you read or heard it (including the quote, if possible).


the setting in which something occurs

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