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Medical Term:


Pronunciation: hi'po-bar'ik


  1. Pertaining to pressure of ambient gases below one atmosphere.
  2. With respect to solutions, less dense than the diluent or medium; in spinal anesthesia, a hypobaric solution has a density lower than that of spinal fluid.

[hypo- + G. baros, weight]

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