Polar region

/pˈəʊlə ɹˈiːdʒən/

/pˈoʊlɚ ɹˈiːdʒən/

Polar region

the part of the Earth's surface forming a cap over a pole; characterized by frigid climate

Examples

1. In both temperate and polar regions, this passive motion along a concentration gradient, can get a current going.

2. Both of our polar regions are very important climate controllers.

3. I work in cold polar regions on the surface as well.

4. In the polar regions, there may only be one strike per several square kilometers each year.