subregion

noun

sub·​re·​gion ˈsəb-ˌrē-jən How to pronounce subregion (audio)
1
: a subdivision of a region
2
: one of the primary divisions of a biogeographic region
subregional
ˈsəb-ˌrēj-nəl
-ˌrē-jə-nᵊl How to pronounce subregion (audio)
adjective

Examples of subregion 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.
To map the brain’s subregions, Tasic needed to analyze how different cell types grouped together. Amber Dance, Quanta Magazine, 9 Feb. 2026 But within the vast city and its surrounding subregions lies a diverse web of culture that draws people from all over the world, including many of La-La Land’s biggest stars. Architectural Digest, 6 Feb. 2026 To prevent Beijing from encroaching even further, the United States should deepen ties with the countries that straddle Southeast Asia’s two subregions: Thailand and Vietnam. Susannah Patton, Foreign Affairs, 25 Sep. 2025 In all four subregions of sub-Saharan Africa, people who saved in mobile accounts did so more frequently than those who banked traditionally. Cameron Pugh, Christian Science Monitor, 2 Sep. 2025 See All Example Sentences for subregion

Word History

Etymology

International Scientific Vocabulary

First Known Use

1559, in the meaning defined at sense 1

Time Traveler
The first known use of subregion was in 1559

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Cite this Entry

“Subregion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subregion. Accessed 10 Feb. 2026.

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