Pacific Standard Time


Definition of Pacific Standard Time

: Pacific Time observed during that part of the year when Daylight Saving Time is not in effect abbreviation PST

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First Known Use of Pacific Standard Time

1883, in the meaning defined above

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The first known use of Pacific Standard Time was in 1883

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Cite this Entry

“Pacific Standard Time.” Dictionary, Merriam-Webster, Accessed 29 Feb. 2020.

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