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1. Located or found in one of the Polar Regions.
2. Astronomy Denoting a star that from a given observer's latitude never sets below the horizon.


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


(ˌsɜr kəmˈpoʊ lər)

around or near a pole, as of the earth.
ThesaurusAntonymsRelated WordsSynonymsLegend:
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"
References in classic literature ?
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.
The case of America alone would almost suffice to prove its truth: for if we exclude the northern parts where the circumpolar land is almost continuous, all authors agree that one of the most fundamental divisions in geographical distribution is that between the New and Old Worlds; yet if we travel over the vast American continent, from the central parts of the United States to its extreme southern point, we meet with the most diversified conditions; the most humid districts, arid deserts, lofty mountains, grassy plains, forests, marshes, lakes, and great rivers, under almost every temperature.
These stars are known as circumpolar stars and the constellations they belong to are called circumpolar constellations.
Established by the Arctic Council under the chairmanship of Canada, the AEC is an independent business forum established to facilitate Arctic business-to-business activities, promote responsible economic development and provide a circumpolar business perspective to the work of the Arctic Council.
The Southern Ocean overturning entails the upwelling of Circumpolar Deep Water (CDW) offshore Antarctica.
Esoteric Egypt" reveals that the ancient Egyptians believed in reincarnation and a spiritual evolutionary process; explains the connections between the movements of Orion and Sirius and the story of Osiris and Isis, the importance of the Pleiades and circumpolar stars to the Egyptians, and the fundamental unity of the Egyptian pantheon; and investigates the people who colonized greater Egypt 100,000 years ago, descendants of the Atlanteans.
Because the original story is widely told among Inuit all across Alaska, Canada, Greenland, and Russia, it probably predates circumpolar migrations of the Inuit, and is very old indeed.
As Canada's first Ambassador for Circumpolar Affairs, a lead negotiator for the creation of the Arctic Council, and former Canadian Ambassador to Denmark.
Section 1 covers the first Arctic wave--the end of the Cold War, circumpolar cooperation, and regional cooperation.
Carbon sinks are natural systems that drain and store CO2 from the atmosphere, with vegetation providing many of the key sinks that help chemically balance the world - such as the Amazon rainforest and the vast, circumpolar Boreal forest.
And research on other marine species has suggested that the Antarctic circumpolar current and the polar front can block some invaders from moving in.
Among the current regime's priorities is creating a Circumpolar Business Forum to involve industry in developing Arctic priorities.