Greenwich Mean Time

views updated Jun 08 2018

Greenwich Mean Time (GMT) Local time at Greenwich, London, situated on the prime meridian (0° longitude) that passes through the Old Royal Observatory. It has been used as the basis for calculating standard time in various parts of the world since 1884.

Greenwich Mean Time

views updated May 29 2018

Green·wich Mean Time (abbr.: GMT) (also Green·wich time) the mean solar time at the Greenwich meridian, adopted as the standard time in a zone that includes the British Isles.

GMT

views updated May 29 2018

GMT • abbr. Greenwich Mean Time.

GMT

views updated May 11 2018

GMT Abbreviation of Greenwich Mean Time

GMT

views updated May 17 2018

GMT Greenwich Mean Time

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Greenwich mean time

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