From the past participle stem of Latin vitiare, from vitium â��viceâ��.
- to spoil, make faulty; to reduce the value, quality, or effectiveness of something
#*1997: â��Mr Rose,â�� says the Physician, â��this man was brought to us from Russia. Precisely such a case of vitiated judgment as I describe at length in my Treatise on Madness. Mayhap you have read it?â�� â�� Andrew Miller, Ingenious Pain
- to debase or morally corrupt
archaic to violate, to rape
#*1965: â��Crush the cockatrice,â�� he groaned, from his death-cell. â��I am dead in lawâ�� â�� but of the girl he denied that he had â��attempted to vitiate her at Nine years oldâ��; for â��upon the word of a dying man, both her Eyes did see, and her Hands did act in all that was doneâ��. â�� John Fowles, The Magus
- to make something ineffective, to invalidate