polar circle


noun

either the Arctic or the Antarctic Circle.

Nearby words

  1. polar bear,
  2. polar body,
  3. polar bond,
  4. polar cap,
  5. polar cataract,
  6. polar coordinate,
  7. polar coordinate system,
  8. polar coordinates,
  9. polar distance,
  10. polar equation

Origin of polar circle

First recorded in 1545–55

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for polar circle

polar circle

noun

a term for either the Arctic Circle, Antarctic Circle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for polar circle

polar circle

The Arctic Circle or the Antarctic Circle.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.