Antarctic Circle

noun

1. an imaginary line drawn parallel to the equator, at 23° 28prime; N of the South Pole: between the South Frigid Zone and the South Temperate Zone.

Antarctic Circle

noun

1. the imaginary circle around the earth, parallel to the equator, at latitude 66° 32′ S; it marks the southernmost point at which the sun appears above the level of the horizon at the winter solstice

Antarctic Circle

1. The parallel of latitude approximately 66°33′ south. It forms the boundary between the South Temperate and South Frigid zones.

Antarctic Circle

1. An imaginary circle around the Earth about three-quarters of the way from the equator to the South Pole.

The Antarctic Circle corresponds to the Arctic Circle in the Northern Hemisphere.