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Medical Term:


Pronunciation: ma-lig'nant


  1. occurring in severe form, and frequently fatal; tending to become worse and leading to an ingravescent course.
  2. In reference to a neoplasm, having the property of locally invasive and destructive growth and metastasis.

[L. maligno, pres. p. -ans (ant-), to do anything maliciously]

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