• synonyms

Pacific time

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  1. See under standard time.
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Origin of Pacific time

An Americanism dating back to 1880–85
Also called Pacific Standard Time.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for pacific standard time

Pacific Standard Time

  1. one of the standard times used in North America, based on the local time of the 120° meridian, eight hours behind Greenwich Mean TimeAbbreviation: PST
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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