G
Greenwich Mean Time (GMT)
グリニッジ標準時／グリニッジヒョウジュンジ
格林威治标准时间(GMT)
Greenwich Mean Time (GMT)
Temps moyen de Greenwich (TMG)
Glossary
Thematic
Time
Mean time at the meridian of the Royal Observatory in Greenwich, which is the prime meridian of the world. GMT is a civil time beginning at midnight.