• noun
• synonym
• antonym

• Alaska Standard Time (noun)
  1. standard time in the 9th time zone west of Greenwich, reckoned at the 135th meridian west; used in Hawaii and most of Alaska
• Atlantic Standard Time (noun)
  1. standard time in the 4th time zone west of Greenwich, reckoned at the 60th meridian; used in Puerto Rico and the Virgin Islands and Bermuda and the Canadian Maritime Provinces
• Bering Standard Time (noun)
  1. standard time in the 11th time zone west of Greenwich, reckoned at the 165th meridian west; used in the Midway Islands
• Central Standard Time (noun)
  1. standard time in the 6th time zone west of Greenwich, reckoned at the 90th meridian; used in the central United States
• Eastern Standard Time (noun)
  1. standard time in the 5th time zone west of Greenwich, reckoned at the 75th meridian; used in the eastern United States
• Hawaii Standard Time (noun)
  1. standard time in the 10th time zone west of Greenwich, reckoned at the 150th meridian west; used in Hawaii and the western Aleutian Islands
• Irish Standard Time (noun)
  1. a form of daylight-saving time, one hour ahead of UTC, used in the United Kingdom, Ireland and mainland Portugal in summer
• Mountain Standard Time (noun)
  1. standard time in the 7th time zone west of Greenwich, reckoned at the 105th meridian west; used in the mountain states of the United States
• Pacific Standard Time (noun)
  1. standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States
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