1. the extended spatial location of something

- the farming regions of France

- regions of outer space

Similar word(s): part

Definition categories: location

2. a part of an animal that has a special function or is supplied by a given artery or nerve

- in the abdominal region

Similar word(s): area

Definition categories: body

3. a large indefinite location on the surface of the Earth

- penguins inhabit the polar regions

Definition categories: location

4. the approximate amount of something (usually used prepositionally as in `in the region of')

- it was going to take in the region of two or three months to finish the job

Similar word(s): neighborhood

Definition categories: quantity

5. a knowledge domain that you are interested in or are communicating about

- here we enter the region of opinion

Similar word(s): realm

Definition categories: thought, domain

Sentences with region as a noun:

- the equatorial regions

- the temperate regions

- the polar regions

- the upper regions of the atmosphere

- the abdominal regions