Skip to Content


Pronunciation: de'hi-dra'shun


  1. Deprivation of water.
  2. Reduction of water content.
  3. Used commonly in emergency departments to describe a state of water loss sufficient to cause intravascular volume deficits leading to orthostatic symptoms.

Synonym(s): exsiccation2

Synonym(s): anhydration

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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