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Pronunciation: kron'ik


  1. Referring to a health-related state, lasting a long time.
  2. Referring to exposure, prolonged or long-term, sometimes meaning also low intensity.
  3. The U.S. National Center for Health Statistics defines a chronic condition as one persisting 3 months or longer.

[G. chronos, time]

Further information

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