jet lag

jet lag definition - medical

jet lag or jetlag

noun
A temporary disruption of normal circadian rhythm caused by high-speed travel across several time zones typically in a jet aircraft, resulting in fatigue and varied constitutional symptoms.

Related Forms:

  • jetˈ-laggedˌ adjective

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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