jet lag
noun
: 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
jet-lagged
ˈjet-ˌlagd 
adjective 
Example Sentences
I had bad jet lag after that last trip overseas.
Recent Examples on the Web Mbappé would recover just in time to pile on more jet lag, seven time zones away on a promotional tour of Japan. 
Joshua Robinson, WSJ, 6 Sep. 2022 To combat the side effects of international travel, Nebraska has worked with an in-house sports science team to work on maximizing sleep patterns and mitigating the negative effects of jet lag and time zone difference. Cale Clinton, USA TODAY, 27 Aug. 2022 Possible factors for that include jet lag (both teams traveled across the country Sunday) and the unrelenting heat. Jim Mcbride, BostonGlobe.com, 23 Aug. 2022 That night, the mix of jet lag and anxiety over the fine prevented Lee from falling asleep. María Luisa Paúl, Washington Post, 20 July 2022 Chalk this one up to being a new father and jet lag, because Peterson’s larger sample size of terrific outings will allow the Mets to continue trusting him to bounce back his next time out. Deesha Thosar, Hartford Courant, 6 July 2022 Over nine episodes stretched across two volumes, the kids are no longer in Kansas, and the jet lag shows. Helena Andrews-dyer, Washington Post, 2 July 2022 The symptoms of jet lag — insomnia, exhaustion and stomach problems, sluggishness and distractedness — are examples of the sort of overall malaise caused by circadian confusion. New York Times, 6 July 2022 Researchers based in Australia studied the impact of jet lag on performance in the NBA and the results are not good for the Celts. Eric Mack, Forbes, 16 June 2022 See More
Joshua Robinson, WSJ, 6 Sep. 2022 To combat the side effects of international travel, Nebraska has worked with an in-house sports science team to work on maximizing sleep patterns and mitigating the negative effects of jet lag and time zone difference. Cale Clinton, USA TODAY, 27 Aug. 2022 Possible factors for that include jet lag (both teams traveled across the country Sunday) and the unrelenting heat. Jim Mcbride, BostonGlobe.com, 23 Aug. 2022 That night, the mix of jet lag and anxiety over the fine prevented Lee from falling asleep. María Luisa Paúl, Washington Post, 20 July 2022 Chalk this one up to being a new father and jet lag, because Peterson’s larger sample size of terrific outings will allow the Mets to continue trusting him to bounce back his next time out. Deesha Thosar, Hartford Courant, 6 July 2022 Over nine episodes stretched across two volumes, the kids are no longer in Kansas, and the jet lag shows. Helena Andrews-dyer, Washington Post, 2 July 2022 The symptoms of jet lag — insomnia, exhaustion and stomach problems, sluggishness and distractedness — are examples of the sort of overall malaise caused by circadian confusion. New York Times, 6 July 2022 Researchers based in Australia studied the impact of jet lag on performance in the NBA and the results are not good for the Celts. Eric Mack, Forbes, 16 June 2022 See More Word History
First Known Use
1965, in the meaning defined above
Medical Definition
jet lag
noun
ˈjet-ˌlag
: 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