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单词 contaminate
释义 contaminate
 —contaminable,  adj.   —contaminative,  adj.   —contaminator,  n.   —contaminous,  adj.  
  v.   /keuhn tam"euh nayt'/;  n.  ,  adj.   /keuhn tam"euh nit, -nayt'/,  v.  , contaminated, contaminating,  n.  ,  adj.  
  v.t.  
  1. to make impure or unsuitable by contact or mixture with something unclean, bad, etc.: to contaminate a lake with sewage.
  2. to render harmful or unusable by adding radioactive material to: to contaminate a laboratory.
  n.  
  3. something that contaminates or carries contamination; contaminant.
  adj.  
  4.  Obs.   contaminated.
 [1375-1425; late ME contaminaten < L contaminatus, ptp. of contaminare to defile, spoil, equiv. to con- CON- + -taminare, v. deriv. of *tamen something touched < *tag-s-men, equiv. to tag-, var. s. of tangere to touch + -s-men resultative n. suffix; cf. EXAMEN]
 Syn. 1. defile, pollute, taint, infect, poison, corrupt.
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更新时间:2024/12/23 18:14:13