standard time zones
1standard time — the civil time officially adopted for a country or region, usually the civil time of some specific meridian lying within the region. The standard time zones in the U.S. (Atlantic time, Eastern time, Central time, Mountain time, Pacific time,… …
2standard time — stand′ard time n. hor the civil time officially adopted for a country or region, usu. the civil time of some specific meridian lying within the region, with a difference of exactly one hour between one zone and the next. The standard time zones… …
3standard time — ☆ standard time n. 1. the time in any of the 24 time zones, each an hour apart, into which the earth is divided: it is based on distance east or west of Greenwich, England; the 8 zones of North America (Atlantic, Eastern, Central, Mountain,… …
4standard time — Time measured by a standard adapted to mean solar time to convenient use in commerce, business and the ordinary affairs of life, the country being divided into time zones, each zone having as an accepted time, the actual sun time at the middle… …
5standard time — noun Date: 1879 the time of a region or country that is established by law or general usage as civil time; specifically the mean solar time of a meridian that is a multiple of 15 arbitrarily applied to a local area or to one of the 24 time zones… …
6Indian Standard Time — (IST) is the time observed throughout India and Sri Lanka, with a time offset of . India does not observe daylight saving time, (DST) or other seasonal adjustments, although DST was used briefly during the Sino–Indian War of 1962 and the… …
7South African Standard Time — Time zones of Africa: black UTC 1: Cape Verde Time. green UTC: Western European Time · Greenwich Me …
8Time in the United States — Time in the United States, by law, is divided into nine standard time zones covering the states and its possessions, with most of the United States observing daylight saving time for part of the year.The time zone boundaries and DST observance… …
9List of time zones — This is a list of time zones, sorted by time offsets from Coordinated Universal Time (UTC). Countries and regions observing the respective time zones are listed under it. This only gives current offsets. For more detailed and historic information …
10Atlantic Standard Time Zone — This article is about the time zone with daylight change in North America. For the static time zone, see UTC−04. AST is UTC 4 The Atlantic Standard Time Zone (AST) is a geographical region that keeps time by subtracting four hours from either… …
