DICT.TW Dictionary Taiwan

 glaciation
 凍結成冰,冰河作用

 Gla·ci·a·tion n.
 1. Act of freezing.
 2. That which is formed by freezing; ice.
 3. The process of glaciating, or the state of being glaciated; the production of glacial phenomena.
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 glaciation
      n 1: the condition of being covered with glaciers or masses of
           ice; the result of glacial action; "Agassiz recognized
           marks of glaciation all over northern Europe"
      2: the process of covering the earth with glaciers or masses of
         ice