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Pronunciation: ko-laps'


  1. A condition of extreme prostration, similar or identical to hypovolemic shock and due to the same causes.
  2. A state of profound physical depression.
  3. A falling together of the walls of a structure.
  4. The failure of a physiologic system.
  5. The falling away of an organ from its surrounding structure, collapse of the lung.

[L. col-labor, pp. -lapsus, to fall together]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.