Antarctic Circle: Meaning and Definition of

Antarc'tic Cir'cle

Pronunciation: [key]
  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. See diag. under
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.