polar

having a pair of equal and opposite charges

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”

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”

of or existing at or near a geographical pole or within the Arctic or Antarctic Circles

• “polar regions”

extremely cold

• “an arctic climate”
• “a frigid day”
• “gelid waters of the North Atlantic”
• “glacial winds”
• “icy hands”
• “polar weather”

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”