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 The strait, which is bordered by Morocco to the south and by Spain to the north, is home to a distinct—and critically endangered—subpopulation of fewer than 50 orcas. Sarah Kuta, Smithsonian Magazine, 16 May 2024 McInnes and the team believes that these outer coast whales are a distinct subpopulation that has developed these hunting techniques in such a deep water habitat. Laura Baisas, Popular Science, 20 Mar. 2024 The endangered subpopulation of turtles near Armila happens to nest just 125 to 150 nautical miles east of the traffic jams of colossal freighters at the entrance to the Panama Canal. Nina Burleigh, Smithsonian Magazine, 4 Jan. 2024 They are awarded based on student and subpopulation scores in state or nationally normed assessments, as well as graduation rates. Rebecca Griesbach |, al, 19 Sep. 2023 Impact of emissions Researchers looked at polar bear subpopulations that had experienced at least 10 years with ice-free seasons from 1979 — when satellite imagery of sea ice first became available — to 2020. Amarachi Orie, CNN, 1 Sep. 2023 Steller sea lions are split into two subpopulations — eastern and western, divided at 144 degrees of longitude. Elizabeth Earl For Alaska Journal Of Commerce, Anchorage Daily News, 17 Aug. 2023 Polar bears, which occur in 19 subpopulations throughout the Arctic, rely on sea ice to hunt for seals. Tammy Webber, Anchorage Daily News, 31 Aug. 2023 One is that the killer whales have invented a new fad, something that subpopulations of these members of the dolphin family are known to do. Stephanie Pappas, Scientific American, 24 May 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'subpopulation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1847, in the meaning defined above

Time Traveler
The first known use of subpopulation was in 1847

Dictionary Entries Near subpopulation

Cite this Entry

“Subpopulation.” Dictionary, Merriam-Webster, Accessed 21 May. 2024.

Medical Definition


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