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jet lag

noun
1.
a temporary disruption of the body's normal biological rhythms after high-speed air travel through several time zones.
Also, jetlag.
Origin
1965-1970
1965-70
Related forms
jet-lagged, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for jet lag
  • It is a long flight but fortunately you won't be changing too many time zones so jet lag is not a problem.
  • Melatonin supplements are popular for self-treating insomnia or jet lag.
  • Gourmet's travel editor divulges some great ideas for hitting the beach but skipping the jet lag.
  • Melatonin is a hormone that is sometimes used to treat insomnia and jet lag.
  • Such things aren't easy, even for experienced travelers, in the fog created by jet lag.
  • Consider the hazards facing modern travelers: jet lag, airline bumping, ugly fingernails.
  • Onboard exercise can bolster spirits, thwart muscle cramps and tummy upsets and lessen the effects of jet lag.
  • Learning to minimize jet lag can help you to enjoy your vacation or be more productive on a business trip.
  • jet lag hits in ways that can make your trip a nightmare.
  • If you've ever traveled a long time by plane, chances are you've experienced the effects of jet lag.
British Dictionary definitions for jet lag

jet lag

noun
1.
a general feeling of fatigue and disorientation often experienced by travellers by jet aircraft who cross several time zones in relatively few hours
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for jet lag
n.

also jetlag, 1966, from jet (n.2) + lag (n.). Also known in early days as time zone syndrome.

Online Etymology Dictionary, © 2010 Douglas Harper
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jet lag in Medicine

jet lag or jetlag
n.
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.


jet'-lagged' adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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jet lag in Science
jet lag  
A temporary disruption of normal circadian rhythm caused by high-speed travel across several time zones typically in a jet aircraft, resulting in fatigue, disorientation, and disturbed sleep patterns.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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jet lag in Culture

jet lag definition


A temporary disruption of the body's biological clock experienced by persons who travel across several time zones by airplane. The effects of jet lag, which may include fatigue and irritability, generally disappear after a few days as the body's internal rhythms readjust themselves to the new time frame.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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