definition of
polar

[1] #1 polar s. having a pair of equal and opposite charges. wn

[2] #2 polar s. [diametric, diametrical, opposite] 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". wn

[3] #3 polar a. 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". wn

[4] #4 polar a. of or existing at or near a geographical pole or within the Arctic or Antarctic Circles; "polar regions". wn

[5] #5 polar s. [arctic, frigid, gelid, glacial, icy] extremely cold; "an arctic climate"; "a frigid day"; "gelid waters of the North Atlantic"; "glacial winds"; "icy hands"; "polar weather". wn