vital

vital definition - medical

vi·tal (vītˈl)

adjective
  1. Of, relating to, or characteristic of life.
  2. Necessary to the continuation of life.
  3. Used or done on a living cell or tissue, as in staining.
  4. Destructive to life; fatal, as of an injury.

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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