time the continuum of experience in which events pass from the future through the present to the past
atlantic standard time,
atlantic time 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
eastern standard time,
eastern time,
est standard time in the 5th time zone west of Greenwich, reckoned at the 75th meridian; used in the eastern United States
central standard time,
central time,
cst standard time in the 6th time zone west of Greenwich, reckoned at the 90th meridian; used in the central United States
mountain standard time,
mountain time,
mst 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,
pacific time,
pst 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
alaska standard time,
yukon time standard time in the 9th time zone west of Greenwich, reckoned at the 135th meridian west; used in Hawaii and most of Alaska
hawaii standard time,
hawaii time standard time in the 10th time zone west of Greenwich, reckoned at the 150th meridian west; used in Hawaii and the western Aleutian Islands
