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 Topics Timec2