rejection

/rɪˈdʒɛkʃən/
noun
  1. The act of refusing to accept, use, or believe something or someone.
    • His job application ended in rejection after the final interview.
    • The rejection of the peace plan led to further conflict.
    • She felt a deep sense of rejection when her friends didn't invite her.
  2. A letter or message informing someone that they have not been accepted for a job, school, etc.
    • She received a rejection from the university she had applied to.
    • He kept the rejection letter as a reminder to work harder.
    • After dozens of rejections, she finally got an acceptance.
  3. The failure of the body to accept a transplanted organ or tissue.
    • The patient's body showed signs of organ rejection after the transplant.
    • Tissue rejection is a major challenge in transplant surgery.
    • Doctors gave him medication to prevent rejection of the new kidney.