形容詞 glacial:

1. relating to or derived from a glacier
2. devoid of warmth and cordiality; expressive of unfriendliness or disdain
   同義詞：frigid, frosty, frozen, icy, wintry
3. extremely cold
   同義詞：arctic, frigid, gelid, icy, polar

1. Relating to or occurring during the time following a glacial period.
   冰期后的與冰期后的時(shí)期有關(guān)的，或在冰期后的時(shí)期里發(fā)生的
2. An area covered by sand and gravel deposited at the front of a glacial moraine.
   冰川前砂礫層冰河冰漬前沉積的沙及礫石覆蓋的區(qū)域
3. A glacial stare.
   冷冰冰的目光

gla.cial

adj.（形容詞）

Of, relating to, or derived from a glacier.
冰的：冰川的，與冰川有關(guān)的，或源自冰川的
Suggesting the extreme slowness of a glacier:
緩慢的：象冰河一樣運(yùn)動(dòng)極慢的：
例句：
Work proceeded at a glacial pace.
工作以極緩慢的速度進(jìn)行著

Often Glacial Characterized or dominated by the existence of glaciers. Used of a geologic epoch.
常作 Glacial 冰河期：有冰川存在特征的或由冰川的存在而控制的。用于地質(zhì)紀(jì)元
Pleistocene.See table at geologic time
更新世參見 geologic time
Extremely cold; icy:
非常冷的；極冷的：
例句：
glacial waters.See Synonyms at cold
極冷的礦泉水參見 cold

Having the appearance of ice.
似冰的：有冰的外觀的

Lacking warmth and friendliness:
冷淡的，冷漠的：缺乏熱情和熱忱的：
例句：
a glacial stare.
冷冰冰的目光

Coldly detached:
完全孤立的：
例句：
a glacial composure.
沉著冷靜

來(lái)源：
French
法語(yǔ)
from Old French [icy]
源自 古法語(yǔ) [冰的]
from Latin glaci3lis
源自 拉丁語(yǔ) glaci3lis
from glaciôs [ice] * see gel-
源自 glaciôs [冰] *參見 gel-

【引伸】
gla.cially
adv.（副詞）