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单词 hydrate
释义 hydrate
 —hydration,  n.  
 /huy"drayt/,  n.  ,  v.  , hydrated, hydrating.
  n.  
  1. any of a class of compounds containing chemically combined water. In the case of some hydrates, as washing soda, Na2CO3·10H2O, the water is loosely held and is easily lost on heating; in others, as sulfuric acid, SO3·H2O, or H2SO4, it is strongly held as water of constitution.
  v.t.  ,  v.i.  
  2. to combine chemically with water.
 [1795-1805; HYDR-1 + -ATE2]
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更新时间:2024/11/10 15:52:11