01 v. t. To make vicious, faulty, or imperfect; to render defective; to injure the substance or qualities of; to impair; to contaminate; to spoil; a…
imp. & p. p.
Vitiated; p. pr. & vb. n.
Vitiating
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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.
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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.