1
: an administrative area, division, or district
especially
: the basic administrative unit for local government in Scotland
2
a
: an indefinite area of the world or universe
b
: a broad geographic area distinguished by similar features
c(1)
: a major world area that supports a characteristic fauna
(2)
: an area characterized by the prevalence of one or more vegetational climax types
3
a
: any of the major subdivisions into which the body or one of its parts is divisible
b
: an indefinite area surrounding a specified body part
a pain in the region of the heart
4
: a sphere of activity or interest : field
5
: any of the zones into which the atmosphere is divided according to height or the sea according to depth
6
: an open connected set together with none, some, or all of the points on its boundary
a simple closed curve divides a plane into two regions
Examples of region in a Sentence
The bird returns to this region every year.
He's the company sales manager for the entire Southwest region.
She has a pain in the lower back region.
attempts to go outside of London and stimulate cultural life in the regions
Recent Examples on the Web
The book’s journey through the brain ends at the frontal pole, a region involved in self-reflection — thinking about thinking.
—
Big Think, 18 Oct. 2025
Get ready to bring on the weekend around the Sacramento region and check out this list of events and activities near and around the capital city.
—Marcus Smith, Sacbee.com, 17 Oct. 2025
The answers to these questions are the subject of an exhibition at the Detroit Institute of Arts of close to 100 works — primarily contemporary — by 62 Anishinaabe artists from 21 tribes from Michigan and the Great Lakes region of the United States and Canada.
—Jane L. Levere, New York Times, 17 Oct. 2025
Engaging the community and region with open communication if a deal framework is reached.
—Chris Higgins, Kansas City Star, 17 Oct. 2025
See All Example Sentences for region
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Big Think, 18 Oct. 2025
Get ready to bring on the weekend around the Sacramento region and check out this list of events and activities near and around the capital city.
—Marcus Smith, Sacbee.com, 17 Oct. 2025
The answers to these questions are the subject of an exhibition at the Detroit Institute of Arts of close to 100 works — primarily contemporary — by 62 Anishinaabe artists from 21 tribes from Michigan and the Great Lakes region of the United States and Canada.
—Jane L. Levere, New York Times, 17 Oct. 2025
Engaging the community and region with open communication if a deal framework is reached.
—Chris Higgins, Kansas City Star, 17 Oct. 2025
See All Example Sentences for region
Cite this Entry
“Region.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/region. Accessed 25 Oct. 2025.
Copy CitationKids Definition
region
noun
re·gion
ˈrē-jən 
1
: an area, division, or district of administration
2
a
: a part, portion, or area having no fixed boundaries
darker regions of the night sky
b
: a broad geographic area
never visited the southwestern region of the U.S.
3
: an indefinite area surrounding a specified body part
a pain in the region of the heart
4
: a set of points any two of which can be connected by a line lying wholly within the set together with none, some, or all of the points on its boundary
a rectangular region
Medical Definition
region
noun
re·gion
ˈrē-jən
1
: any of the major subdivisions into which the body or one of its parts is divisible
the nine regions of the abdomen
2
: an indefinite area surrounding a specified body part
a pain in the region of the heart
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