subregion

American  

[suhb-ree-juhn] / ˈsʌbˌri dʒən /

noun

1. a division or subdivision of a region, especially a division of a zoogeographical region.

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subregion British  

/ sʌbˈriːdʒən /

noun

1. a subdivision of a region, esp a zoogeographical or ecological region

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Other Word Forms

• subregional adjective

Etymology

Origin of subregion

First recorded in 1860–65; sub- + region

Example Sentences

The rock band, which was formed in a subregion of the San Francisco Bay Area, will perform starting at 3 p.m.

From Los Angeles Times • Feb. 4, 2026

"For years, Nigeria has supported peace and security of several countries not only in the West African subregion but also on the African continent," the regional bloc said in a statement shared on Thursday.

From BBC • Dec. 27, 2024

The electrical signals, lasting on average 120 milliseconds, were then found to move down and across the folds of the precentral gyrus to a neighboring auditory cortical subregion, called the superior temporal gyrus.

From Science Daily • Dec. 3, 2024

In the subregion including Texas, Oklahoma, Arkansas and Louisiana, 71% of public schools have strict dress codes — the highest in the country, the report said.

From Seattle Times • Feb. 21, 2024

Elwes we subdivide the whole subregion into a Himalo-Chinese, Indian and Malayan province.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7 "Bible" to "Bisectrix" by Various