jet lag

noun
Updated on: 16 Nov 2017

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

jet-lagged

play \ˈjet-ˌlagd\ adjective

Examples of jet lag in a Sentence

  1. I had bad jet lag after that last trip overseas.

Recent Examples of jet lag from the Web

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.

First Known Use of jet lag

1965



JET LAG Defined for English Language Learners

jet lag

noun

Definition of jet lag for English Language Learners

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


Medical 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

jet-lagged

adjective


Seen and Heard

What made you want to look up jet lag? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to buzz or drone

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!