AskDefine | Define polar

Dictionary Definition

polar adj
1 having a pair of equal and opposite charges
2 characterized by opposite extremes; completely opposed; "in diametric contradiction to his claims"; "diametrical (or opposite) points of view"; "opposite meanings"; "extreme and indefensible polar positions" [syn: diametric, diametrical, opposite]
3 located at or near or coming from the earth's poles; "polar diameter"; "polar zone"; "a polar air mass"; "Antarctica is the only polar continent"
4 of or existing at or near a geographical pole or within the Arctic or Antarctic Circles; "polar regions" [ant: equatorial]
5 extremely cold; "an arctic climate"; "a frigid day"; "gelid waters of the North Atlantic"; "glacial winds"; "icy hands"; "polar weather" [syn: arctic, frigid, gelid, glacial, icy]
6 being of crucial importance; "a pivotal event"; "Its pivotal location has also exposed it to periodic invasions"- Henry Kissinger; "the polar events of this study"; "a polar principal" [syn: pivotal]

User Contributed Dictionary

English

Etymology

From polāris

Adjective

  1. of, relating to, measured from, or referred to a geographic pole (the North Pole or South Pole)
  2. of an orbit that passes over, or near, one of these poles
  3. having a dipole; ionic
  4. of a coordinate system, specifying the location of a point in a plane by using a radius and an angle

Translations

relating to a geographic pole
of an orbit passing near a geographic pole
having a dipole
of a certain coordinate system

German

Adjective

  1. polar

Spanish

Adjective

  1. polar

Extensive Definition

Polar may refer to:
As a noun:
As an adjective:
  • Pertaining to the geographical pole, either of two fixed points on the surface of a spinning body or planet, at 90 degrees from the equator, based on the axis around which a body spins
  • Pertaining to the polar region, region within the polar circles, referred to as the Arctic and Antarctic
  • Pertaining to chemical polarity, concept in chemistry which describes how equally bonding electrons are shared between atoms
  • Pertaining to a polar coordinate system
polar in German: Polar
polar in French: Polaire
polar in Norwegian Nynorsk: polar
polar in Norwegian: polar
polar in Finnish: Polar

Synonyms, Antonyms and Related Words

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