Try Our Apps


The Best Internet Slang

daylight-saving time

or daylight-savings time

[dey-lahyt-sey-ving] /ˈdeɪˌlaɪtˈseɪ vɪŋ/
the civil time observed when daylight saving is adopted in a country or community.
Origin of daylight-saving time
First recorded in 1905-10 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for daylight-saving time
Contemporary Examples
British Dictionary definitions for daylight-saving time

daylight-saving time

time set usually one hour ahead of the local standard time, widely adopted in the summer to provide extra daylight in the evening Also called (in the US) daylight time See also British Summer Time
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
daylight-saving time in Science
daylight-saving time
Time during which clocks are set one hour or more ahead of standard time to provide more daylight at the end of the working day during late spring, summer, and early fall. First proposed by Benjamin Franklin, daylight saving time was instituted in various countries during both world wars in the 20th century and was made permanent in most of the United States beginning in 1973. Arizona, Hawaii, most of eastern Indiana, and certain US territories and possessions do not observe daylight saving time.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for daylight-saving time

Few English speakers likely know this word

Word Value for daylight

Scrabble Words With Friends

Nearby words for daylight-saving time