Definitions of denial:

• noun:   the act of asserting that something alleged is not true
• noun:   the act of refusing to comply (as with a request)

  Example: "It resulted in a complete denial of his privileges"

• noun:   (psychiatry) a defense mechanism that denies painful thoughts
• noun:   renunciation of your own interests in favor of the interests of others
• noun:   a defendant's answer or plea denying the truth of the charges against him