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daylight saving time definition

daylight saving time

standard time that is one hour later than the standard time for a given zone based on mean solar time: it is used to give an hour more of daylight at the end of the usual working day
also daylight savings time

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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