polar circle

polar circle
either the Arctic or the Antarctic Circle.

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Universalium. 2010.

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Look at other dictionaries:

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  • polar circle — po′lar cir′cle n. geo either the Arctic or the Antarctic Circle • Etymology: 1545–55 …   From formal English to slang

  • polar circle — noun Date: 1551 either of the two parallels of latitude each at a distance from a pole of the earth equal to about 23 degrees 27 minutes …   New Collegiate Dictionary

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  • circle — n. circular geometric figure 1) to describe, draw a circle 2) to square a circle (to square a circle is impossible) 3) the Antarctic; Arctic; polar circle (at the Arctic circle) 4) the great circle (on the earth s surface) 5) a traffic circle… …   Combinatory dictionary

  • polar — 1 adj. a of or near a pole of the earth or a celestial body, or of the celestial sphere. b (of a species or variety) living in the north polar region. 2 having magnetic polarity. 3 a (of a molecule) having a positive charge at one end and a… …   Useful english dictionary

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