
A subregion is a part of a larger region or continent and is usually based on location. Cardinal directions, such as south or southern, are commonly used to define a subregion. == United Nations subregions == The Statistics Division of the United Nations (UN) is in charge of the collection, processing, and dissemination of statistical information ...
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http://en.wikipedia.org/wiki/Subregion
[country subdivision] A subregion or sub-region is a designation for a country subdivision in some countries. ==List of sets== ...
Found on
http://en.wikipedia.org/wiki/Subregion_(country_subdivision)

a division or subdivision of a region, esp. a division of a zoogeographical region.
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https://www.infoplease.com/dictionary/subregion
No exact match found.