subpopulation

noun

sub·​pop·​u·​la·​tion ˈsəb-ˌpä-pyə-ˈlā-shən How to pronounce subpopulation (audio)
: an identifiable fraction or subdivision of a population

Examples of subpopulation in a Sentence

Recent Examples on the Web
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This algorithm won’t identify a species it wasn’t trained on or any subpopulations of species that differ too much from the example. ArsTechnica, 8 June 2026 The researchers suggest that while the statistical evidence for three subpopulations is strong, directly linking each group to a single formation channel remains uncertain. Rupendra Brahambhatt, Interesting Engineering, 12 Apr. 2026 But even as some subpopulations continue to face threats, conservation efforts in Ascension Island, Brazil, Mexico, and Hawaii, in particular, have proven fruitful. Solcyré Burga, Time, 26 Dec. 2025 The Western Hudson Bay subpopulation has been studied for over 45 years and has tracked over 4,600 individual bears. Laura Baisas, Popular Science, 17 Dec. 2025 See All Example Sentences for subpopulation

Word History

First Known Use

1847, in the meaning defined above

Time Traveler
The first known use of subpopulation was in 1847

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Cite this Entry

“Subpopulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subpopulation. Accessed 17 Jun. 2026.

Medical Definition

subpopulation

noun
sub·​pop·​u·​la·​tion ˈsəb-ˌpäp-yə-ˈlā-shən How to pronounce subpopulation (audio)
: an identifiable fraction or subdivision of a population
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