glaciation
pronunciation
How to pronounce glaciation in British English:
UK [ˌgleɪsiˈeɪʃn]
How to pronounce glaciation in American English:
US [ˌɡleɪsiˈeɪʃn]
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- Noun:
- the condition of being covered with glaciers or masses of ice; the result of glacial action
- the process of covering the earth with glaciers or masses of ice
Word Origin
- glaciation (n.)
- 1640s, "act of freezing," noun of action from past participle stem of Latin glaciare "to freeze," deom glacies "ice" (see glacial). Geological sense of "presence of a mass of ice covering a region" is from 1863.
Example
- 1. Lying in the gulf of bothnia , its islands have been shaped by glaciation and glacial retreat .
- 2. Hydrologic processes , including glaciation , flooding , and fluvial geomorphic response , have been fundamental in creating landforms in the park .
- 3. These changes alter the intensity of sunlight hitting the earth at high latitudes , and so affect the extent of glaciation .
- 4. A new idea to quaternary glaciation in the middle-lower reaches of the changjiang river .
- 5. During the pleistocene ice age , the ancient drainage systems were almost completely rearranged by glaciation .