polar circle

SEE SYNONYMS FOR polar circle ON THESAURUS.COM

noun

either the Arctic or the Antarctic Circle.

Origin of polar circle

First recorded in 1545–55

Words nearby polar circle

polar bear, polar body, polar bond, polar cap, polar cataract, polar circle, polar coordinate, polar coordinate system, polar coordinates, polar distance, polar equation

British Dictionary definitions for polar circle

polar circle

noun

a term for either the Arctic Circle, Antarctic Circle

Scientific definitions for polar circle

polar circle

The Arctic Circle or the Antarctic Circle.