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circumpolar

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
cir·cum·po·lar  (sûrkm-plr)
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.

circumpolar [ˌsɜːkəmˈpəʊlə]
adj
1. (Astronomy) (of a star or constellation) visible above the horizon at all times at a specified locality on the earth's surface
2. (Earth Sciences / Physical Geography) surrounding or located at or near either of the earth's poles

circumpolar  (sûrkm-plr)
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.
ThesaurusLegend:  Synonyms Related Words Antonyms
Adj.1.circumpolar - (of a celestial body) continually visible above the horizon during the entire 360 degrees of daily travel; "a circumpolar star"
seeable, visible - capable of being seen; or open to easy view; "a visible object"; "visible stars"; "mountains visible in the distance"; "a visible change of expression"; "visible files"
2.circumpolar - located or found throughout a polar region
polar - of or existing at or near a geographical pole or within the Arctic or Antarctic Circles; "polar regions"


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Two months earlier we should have had perpetual daylight in these latitudes; but already we had had three or four hours of night, and by and by there would be six months of darkness in these circumpolar regions.
 
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