Atlantic Standard Time
noun /ətˌlæntɪk ˈstændəd taɪm/
/ətˌlæntɪk ˈstændərd taɪm/
[uncountable] (abbreviation AST)
(also Atlantic time)
- the time used in winter in an area that includes the east of Canada, Puerto Rico and the Virgin Islands that is four hours earlier than UTCTopics Timec2