critical

critical definition - medical

crit·i·cal (krĭtˈĭ-kəl)

adjective
  1. Of or relating to a medical crisis.
  2. Being or relating to a grave physical condition especially of a patient.
  3. Of or relating to the value of a measurement, such as temperature, at which an abrupt change in a chemical of physical quality, property, or state occurs.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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