DICT.TW Dictionary Taiwan

 Vi·ti·ate v. t. [imp. & p. p. Vitiated p. pr. & vb. n. Vitiating.]  [Written also viciate.]
 1. To make vicious, faulty, or imperfect; to render defective; to injure the substance or qualities of; to impair; to contaminate; to spoil; as, exaggeration vitiates a style of writing; sewer gas vitiates the air.
    A will vitiated and growth out of love with the truth disposes the understanding to error and delusion.   --South.
    Without care it may be used to vitiate our minds.   --Burke.
    This undistinguishing complaisance will vitiate the taste of readers.   --Garth.
 2. To cause to fail of effect, either wholly or in part; to make void; to destroy, as the validity or binding force of an instrument or transaction; to annul; as, any undue influence exerted on a jury vitiates their verdict; fraud vitiates a contract.
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 vitiated
      adj 1: impaired by diminution [syn: diminished, lessened, weakened]
      2: ruined in character or quality [syn: corrupted, debased]