genetics

noun

ge·​net·​ics jə-ˈne-tiks How to pronounce genetics (audio)
plural in form but singular in construction
1
: a branch of biology that deals with the heredity and variation of organisms
2
: the genetic makeup and phenomena of an organism, type, group, or condition
geneticist noun

Examples of genetics in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Greg Lutz of Louisiana State University, who has been researching the role of genetics in aquaculture for decades, told MIT Technology. al, 5 Feb. 2023 While a bulk of living longer and avoiding debilitating chronic illnesses lies in lifestyle changes, another factor is genetics, and the other is mere luck. Alexa Mikhail, Fortune, 1 Feb. 2023 George Church is a professor of genetics and of health sciences and technology at Harvard Medical School and the Massachusetts Institute of Technology. Juergen Eckhardt and George Church, STAT, 1 Feb. 2023 The field of genetics has historically been misused to justify pre-existing prejudices. Teresa Nowakowski, Smithsonian Magazine, 30 Jan. 2023 See all Example Sentences for genetics 

Word History

First Known Use

1905, in the meaning defined at sense 1

Time Traveler
The first known use of genetics was in 1905

Dictionary Entries Near genetics

Cite this Entry

“Genetics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/genetics. Accessed 22 Nov. 2024.

Kids Definition

genetics

noun
ge·​net·​ics jə-ˈnet-iks How to pronounce genetics (audio)
: a branch of biology that deals with the inherited traits and variation of organisms

Medical Definition

genetics

noun, plural in form but singular in construction
ge·​net·​ics jə-ˈnet-iks How to pronounce genetics (audio)
1
a
: a branch of biology that deals with the heredity and variation of organisms
b
: a treatise or textbook on genetics
2
: the genetic makeup and phenomena of an organism, type, group, or condition

More from Merriam-Webster on genetics

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!