Definition of Greenwich Mean Time in English:

Greenwich Mean Time

Syllabification: Green·wich Mean Time
(abbreviation: GMT
, also Greenwich time)
  • The mean solar time at the Greenwich meridian, adopted as the standard time in a zone that includes the British Isles.
    More example sentences
    • Blast-off is scheduled for 11: 36 pm Pacific Standard Time on Wednesday, February 25th, 7: 36 Greenwich Mean Time, Thursday, February 26.
    • The current time is 06: 47 PM Greenwich Mean Time.
    • For a while, local time and London time co-existed uneasily side by side: then in 1880, an Act of Parliament made Greenwich Mean Time the legal time for the whole of Britain.

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