Atlantic Daylight Time
noun🔊/ətˌlæntɪk ˈdeɪlaɪt taɪm/
🔊/ətˌlæntɪk ˈdeɪlaɪt taɪm/
[uncountable] (abbreviation ADT)
the time used in summer in an area that includes the east of Canada, Puerto Rico and the Virgin Islands, that is three hours earlier than UTC 大西洋夏令时间（加拿大东部、波多黎各、美属维尔京群岛的夏季时间，比协调世界时晚三个小时）