Atlantic Daylight Time
Atlantic Daylight Time proper noun: the time of day in the time zone that encompasses most of Labrador and the Maritimes in Canada from the second Sunday of March to the first Sunday of November; it is three hours behind Coordinated Universal Time (UTC-3) and a hour ahead of Atlantic Standard Time.

Proper noun
Atlantic Daylight Time
- The time of day in the time zone that encompasses most of Labrador and the Maritimes in Canada from the second Sunday of March to the first Sunday of November; it is three hours behind Coordinated Universal Time (UTC-3) and a hour ahead of Atlantic Standard Time
- Synonyms:
- ADT
Synonyms of Atlantic Daylight Time
Questions about Atlantic Daylight Time
- What does Atlantic Daylight Time mean?
- Atlantic Daylight Time means the time of day in the time zone that encompasses most of Labrador and the Maritimes in Canada from the second Sunday of March to the first Sunday of November; it is three hours behind Coordinated Universal Time (UTC-3) and a hour ahead of Atlantic Standard Time.
- What part of speech is Atlantic Daylight Time?
- Atlantic Daylight Time is a proper noun.
Words near Atlantic Daylight Time in the dictionary
Source and license
Adapted from Wiktionary: Atlantic Daylight Time (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “Atlantic Daylight Time.” Word.ws, https://word.ws/atlantic_daylight_time. Based on Wiktionary, CC BY-SA 4.0.
