gmt

English Thesaurus

1. the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere (noun.time)

hypernym	:	time,
definition	:	the continuum of experience in which events pass from the future through the present to the past (noun.tops)

hyponym	:	coordinated universal time, utc,
definition	:	Greenwich Mean Time updated with leap seconds (noun.time)