Definition of "standard time" []

• The time in any of 24 time zones, usually the mean solar time at the central meridian of each zone. In the continental United States, there are four standard time zones: Eastern, using the 75th meridian; Central, using the 90th meridian; Mountain, using the 105th meridian; and Pacific, using the 120th meridian. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "So theoretically, every star in our galaxy—along with four hundred million and some starships and outposts—can be located on the surface of the hypersphere and can directly relate their local calendars and clocks to a common standard time that’s an equal distance from everywhere."
• "Her gaze shifted to a big wall clock at the end of the passageway, showing Tongi Phon and standard time and dates."