jet lag

noun

Definition of jet lag

: a condition that is characterized by various psychological and physiological effects (such as fatigue and irritability), occurs following long flight through several time zones, and probably results from disruption of circadian rhythms in the human body

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Examples of jet lag in a Sentence

I had bad jet lag after that last trip overseas.

Recent Examples on the Web

The Galapagos checks a lot of boxes: no jet lag, relatively easy flights, warm weather, and lots of activities. — Laura Dannen Redman, Condé Nast Traveler, "18 Summers: The Ultimate Guide to Not Wasting a Single Vacation With Your Kids," 20 July 2018 Apart from jet lag, which is when the body’s internal schedule temporarily doesn’t match the schedule of the outside world, why do circadian rhythms matter enough for hundreds of researchers to study them? — Jacqueline Detwiler, Popular Mechanics, "Why You Should Have Heart Surgery in the Afternoon," 26 Dec. 2018 That's not her only method of beating back jet lag. — Lauren Hubbard, Town & Country, "The Travel Essentials Meghan Markle Never Flies Without," 23 Aug. 2018 And the Duchess of Sussex has been using yoga to battle her jet lag and early pregnancy symptoms. — Abby Gardner, Glamour, "Prince Harry Already Has an Adorable Nickname for the Royal Baby," 29 Oct. 2018 The Seahawks showed no sign of jet lag in a 27-3 mauling of the Oakland Raiders that gave Seattle fans reason for optimism going into the bye week. — Seattle Times Sports Staff, The Seattle Times, "What the (inter)national media are saying about the Seahawks’ 27-3 trouncing of the Oakland Raiders," 15 Oct. 2018 Michelin-star Chef Daniel Wong’s contemporary take on Cantonese cuisine is an excellent cure for jet lag. — Todd Plummer, Harper's BAZAAR, "How to Do Shanghai in 12 Hours or Less," 14 Dec. 2018 Between endless security lines, shrinking legroom, flight delays, and jet lag, that’s fair. — Carolyn L. Todd, SELF, "10 Tips on How to Survive a Plane Crash (Although They're Really Rare)," 13 Oct. 2018 The Spring 2019 season has been over for a week, which means the jet lag is just about gone, but definitely not the memories! — Nicole Phelps, Vogue, "Our Very Favorite Moments From the Spring 2019 Collections," 10 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'jet lag.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Last Updated

1 Apr 2019

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Time Traveler for jet lag

The first known use of jet lag was in 1965

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More Definitions for jet lag

jet lag

noun

English Language Learners Definition of jet lag

: a tired and unpleasant feeling that you sometimes get when you travel by airplane to a place that is far away

See the full definition for jet lag in the English Language Learners Dictionary

jet lag

noun

\ ˈjet-ˌlag

Medical Definition of jet lag

: a condition that is characterized by various psychological and physiological effects (as fatigue and irritability), occurs following long flight through several time zones, and probably results from disruption of circadian rhythms in the human body

— called also jet fatigue