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单词 polar circle
释义

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 coordinates, polar coordinate system, polar distance, polar equation
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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

Scientific 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.
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更新时间:2024/11/11 8:00:48