selective breeding

noun

: the process of modifying the characteristics of living things especially to enhance one or more desirable traits by selection in breeding controlled by humans
After about three years of selective breeding, their company, Cavendish Game Birds, was able to deliver quail that consistently dressed out to seven or eight ounces.Warren Schultz
Selective breeding continues in an attempt to enhance the human use of this economic plant against a background of disappointingly low rubber content …John M. Miller and Ralph A. Backhaus
Fixed through selective breeding, traits could vanish over several generations if people became careless in choosing their dogs' mates.Mark Derr

called also artificial selection

Examples of selective breeding 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.
The selective breeding that created these exaggerated features has led to higher incidences of skin infections due to excessive folds and even spinal deformities. Scott Travers, Forbes, 6 Dec. 2024 However, these noises often signal breathing struggles, which are indicative of serious health and welfare issues stemming from selective breeding. Daniel R. Depetris, Newsweek, 6 Dec. 2024 The poultry industry has made turkeys so big primarily through selective breeding. Kenny Torrella, Vox, 26 Nov. 2024 There isn’t a ton known about why small dogs live longer, though a 2023 study published in the American Naturalist found larger species of dogs may be more susceptible to cancer because of selective breeding practices. Clare Mulroy, USA TODAY, 21 Nov. 2024 Within just 15 generations of selective breeding, the experiment had yielded foxes that could live with people. Lee Alan Dugatkin, Scientific American, 24 Oct. 2024 But decades of selective breeding—crossing only the largest plants—has created colossal varieties. Yasmin Tayag, The Atlantic, 22 Oct. 2024 In addition to the limitations imposed on their welfare by such confinement practices, the widespread use of selective breeding has an adverse impact on the well-being of tens of billions of animals each year. Miyun Park, Foreign Affairs, 13 Feb. 2012 Australian Wagyu, meanwhile, is considered more robust and distinctive, owing to a combination of selective breeding, innovative farming practices, and the unique Australian climate. Tyler Shepherd, USA TODAY, 12 July 2024

Word History

First Known Use

1863, in the meaning defined above

Time Traveler
The first known use of selective breeding was in 1863

Dictionary Entries Near selective breeding

Cite this Entry

“Selective breeding.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/selective%20breeding. Accessed 21 Dec. 2024.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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