DICT.TW Dictionary Taiwan

 pre·clude /prɪˈklud/
 (vt.)預先排除,預防,阻止,妨礙

 Pre·clude v. t. [imp. & p. p. Precluded; p. pr. & vb. n. Precluding.]
 1. To put a barrier before; hence, to shut out; to hinder; to stop; to impede.
    The valves preclude the blood from entering the veins.   --E. Darwin.
 2. To shut out by anticipative action; to prevent or hinder by necessary consequence or implication; to deter action of, access to, employment of, etc.; to render ineffectual; to obviate by anticipation.
    This much will obviate and preclude the objections.   --Bentley.
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 preclude
      v 1: keep from happening or arising; have the effect of
           preventing; "My sense of tact forbids an honest answer"
           [syn: prevent, forestall, foreclose, forbid]
      2: make impossible, especially beforehand [syn: rule out, close
         out]