Arctic, Arctic Zone, North Frigid Zone (noun)

the regions to the north of the Arctic Circle centered on the North Pole

arctic, galosh, golosh, rubber, gumshoe (adj)

a waterproof overshoe that protects shoes from water or snow

north-polar, Arctic (adj)

of or relating to the Arctic

"the Arctic summer"

arctic, frigid, gelid, glacial, icy, polar (adj)

extremely cold

"an arctic climate"; "a frigid day"; "gelid waters of the North Atlantic"; "glacial winds"; "icy hands"; "polar weather"

North Pole (noun)

the northernmost point of the Earth's axis