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Pronunciation: re-jek'shun


  1. The immunologic response to incompatibility in a transplanted organ.
  2. A refusal to accept, recognize, or grant; a denial.
  3. Elimination of small ultrasonic echoes from display.

[L. rejectio, a throwing back]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.