1. relating to or derived from a glacier;

   "glacial deposit"
   

2. devoid of warmth and cordiality; expressive of unfriendliness or disdain;

   "a frigid greeting"
   "got a frosty reception"
   "a frozen look on their faces"
   "a glacial handshake"
   "icy stare"
   "wintry smile"
   

3. extremely cold;

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

1.冰河的；冰川的；由冰川形成的
glacial means relating to or produced by glaciers or ice.

e.g. ...a trueglacial landscape with U-shaped valleys.
有U形山谷的名副其实的冰川景观
e.g. ...rising sea levels at the end of the lastglacial period.
末次冰川期结束时上升的海平面

2.冷淡的；冷若冰霜的
If you say that a person, action, or atmosphere isglacial, you mean that they are very unfriendly or hostile.

e.g. The Duchess's glare wasglacial...
公爵夫人冷漠地看着。
e.g. Inside the jeep the atmosphere wasglacial.
吉普车里的气氛相当冷淡。

3.冰川般运动的；极其缓慢的
If you say that something moves or changes at aglacial pace, you are emphasizing that it moves or changes very slowly.

e.g. Change occurs at aglacial pace.
变化极其缓慢。

4.（常指美女）冷若冰霜的，冰美人似的
If you describe someone, usually a woman, asglacial, you mean they are very beautiful and elegant, but do not show their feelings.

e.g. Herglacial beauty is magnetic.
她冷若冰霜的美令人倾倒。

1.

1. 冰川的：glacial till 冰碛物 |glacial 冰川的 |glacial-interglacial cycle 冰期-间冰期旋回

2. glacial的反义词

2. 冰河的：gismondite 多水高岭土 |glacial 冰河的 |glacial amphitheater 粒雪盆

3. 冰的：glacial period 冰川时期 |glacial 冰的 |glacialist 冰河学者

4. 冰的冰状的冰河的极冷的：givewayvessel 让路船义务船 |glacial 冰的 冰状的 冰河的 极冷的 |glacial 冰的冰状的冰河的极冷的