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

See Examples For:

daylight saving

New York City would see its earliest sunset at 5:28 p.m. on year-round daylight saving time, instead of 4:28 p.m.

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

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

From Los Angeles Times ● Jul. 22, 2026

With permanent daylight saving time, the latest sunrise for Miami would be 8:09 a.m.;

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