standard time
Definition of standard time
: the time of a region or country that is established by law or general usage as civil time; specifically : the mean time of a meridian that is a multiple of 15 arbitrarily applied to a local area or to one of the 24 time zones and designated as a number of hours earlier or later than Greenwich mean time
From the M-W Editors
First Known Use of standard time
1879
STANDARD TIME Defined for English Language Learners
standard time
Definition of standard time for English Language Learners
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: the official time of a particular region or country
STANDARD TIME Defined for Kids
standard time
Definition of standard time for Students
: the time established by law or by common usage over a region or country
Learn More about standard time
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See words that rhyme with standard time Spanish Central: Translation of standard time Nglish: Translation of standard time for Spanish speakers Britannica.com: Encyclopedia article about standard time
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