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daylight saving

American  
Or daylight savings

noun

  1. the practice of advancing standard time by one hour in the spring of each year and of setting it back by one hour in the fall in order to gain an extra period of daylight during the early evening.


Etymology

Origin of daylight saving

First recorded in 1905–10


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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One place that recently adopted permanent daylight saving time is British Columbia.

From Los Angeles Times ● Jul. 22, 2026

Were Congress to adopt permanent daylight saving time year-round, eliminating the need to change the clocks twice a year, Los Angeles would see its latest sunrise of the year at 8 a.m.

From Los Angeles Times ● Jul. 22, 2026

What was called winter daylight saving time was briefly enacted in 1974.

From Los Angeles Times ● Jul. 22, 2026

Current federal law prohibits states from implementing year-round daylight saving time.

From Los Angeles Times ● Jul. 22, 2026

He maintained sagely that there is always a trade-off involved in the adoption of any policy, and that if daylight saving time were instituted, curtains and other fabrics would fade more quickly.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

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