名詞 arctic:

1. the regions north of the Arctic Circle centered on the North Pole
   同義詞：Arctic Zone, North Frigid Zone
2. a waterproof overshoe that protects shoes from water or snow
   同義詞：galosh, golosh, rubber, gumshoe

形容詞 arctic:

1. at or near the north pole
   同義詞：north-polar
2. of or relating to the Arctic
3. extremely cold
   同義詞：frigid, gelid, glacial, icy, polar

1. Eskimos live in the Arctic.
   愛斯基摩人生活在北極。
2. I guess there are much less people in the Arctic regions than here.
   我想北極地區(qū)的人要比這里的少得多。
3. These birds are able to survive the perils of the Arctic winter.
   這些鳥能夠戰(zhàn)勝北極冬天的危險。
4. The polar bear's habitat is the icy waters of the Arctic.
   北極熊的棲息地是冰冷的北極海域。
5. The explorer told the boys about his adventures in the Arctic.
   那位探險家把他在北極的冒險活動講給男孩子 們聽。
6. Scientists think that the Arctic is endangered by pollution.
   科學(xué)家們認為北極面臨著被污染的危險。
7. We can't stand this arctic weather.
   我們受不了這種嚴寒的天氣。
8. I have never seen an arctic bear.
   我從未見過北極熊。

arc.tic

adj.（形容詞）
Extremely cold; frigid.See Synonyms at cold
極冷；冰冷的參見 cold
n.（名詞）
A warm, waterproof overshoe.
溫暖防水的套鞋

來源：
Alteration influenced by Latin arcticus
受 拉丁語 arcticus的影響
of Middle English artic [northern]
中古英語 artic的變化 [北方]
from Medieval Latin articus
源自 中世紀(jì)拉丁語 articus
from Latin arcticus
源自 拉丁語 arcticus
from Greek arktikos
源自 希臘語 arktikos
from arktos [bear, the northern constellation Ursa Major] * see —tko-
源自 arktos [熊，大熊星座北部] *參見 —tko-