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circumpolar

 - 3 dictionary results

cir⋅cum⋅po⋅lar

  [sur-kuhm-poh-ler]
Use circumpolar in a Sentence
–adjective
around or near a pole, as of the earth.
Origin:
1680–90; circum- + polar
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To circumpolar
cir·cum·po·lar   (sûr'kəm-pō'lər)   
adj.  

  1. Located or found in one of the Polar Regions.

  2. Astronomy Denoting a star that from a given observer's latitude does not go below the horizon.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
circumpolar   (sûr'kəm-pō'lər)  Pronunciation Key 

  1. Located or found in one of Earth's polar regions.

  2. Denoting a star that from a given observer's latitude does not go below the horizon during its diurnal motion. The closer an observer is to one of the poles, the greater the portion of the sky that contains circumpolar stars. At the pole itself, all stars are circumpolar.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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