polar meaning and definition

POLAR adjective

Definition of polar (adjective)

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"
   • synonyms: 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"
   • antonym: equatorial
5. extremely cold
   • "an arctic climate"; "a frigid day"; "gelid waters of the North Atlantic"; "glacial winds"; "icy hands"; "polar weather"
   • synonyms: 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"
   • synonyms: pivotal