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单词 sediment
释义 sediment
 —sedimentous,  adj.  
  n.   /sed"euh meuhnt/;  v.   /sed"euh ment'/,  n.  
  1. the matter that settles to the bottom of a liquid; lees; dregs.
  2.  Geol.   mineral or organic matter deposited by water, air, or ice.
  v.t.  
  3. to deposit as sediment.
  v.i.  
  4. to form or deposit sediment.
 [1540-50; < L sedimentum, equiv. to sedi- (comb. form of sedere to SIT1, settle) + -mentum -MENT]
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