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单词 glaciation
释义 gla·ci·a·tion
\ˌglās(h)ēˈāshən\ noun
(-s)
Etymology: probably from (assumed) New Latin glaciation-, glaciatio, from Latin glaciatus + -ion-, -io -ion
1.
 a. : the action or process of becoming ice : freezing
  < the glaciation of clouds >
 b. : the formation of ice sheets; specifically : the formation of glaciers
  < an age of extensive glaciation >
2.
 a. : the condition of being covered by ice sheets or glaciers; specifically : glacial
  < deposits laid down during the period of the second glaciationAmerican Anthropologist >
 b.
  (1) : subjection to the action of glaciers
   < cycles of weathering and glaciation — Russell Lord >
  (2) : the effects produced by the action of glaciers
   < glaciation that is clearly evident throughout the area >
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更新时间:2024/9/24 21:19:36