Da, DA, dA and other variants may refer to:
Daylight saving time (DST) or summer time is the practice of advancing clocks during summer months by one hour so that evening daylight lasts an hour longer, while sacrificing normal sunrise times.
Darth Vader, also known by his birth name Anakin Skywalker, is a fictional character in the Star Wars franchise.
David Robert Jones (8 January 1947 – 10 January 2016), known professionally as David Bowie (/ˈboʊi/), was an English singer, songwriter and actor.
David Howell Petraeus AO (/pᵻˈtreɪ.əs/; born November 7, 1952) is a retired American military officer and public official.
David Robert Joseph Beckham, OBE (/ˈbɛkəm/; born 2 May 1975) is an English former professional footballer.
Dallas (/ˈdæləs/) is a major American metropolis located in the state of Texas. The city is also the largest urban center of the fourth most populous metropolitan area in the United States of America.
A database is an organized collection of data. It is the collection of schemas, tables, queries, reports, views, and other objects.
The Danube (/ˈdænjuːb/ DAN-ewb, known by various names in other languages) is Europe's second-longest river, after the Volga River, and also the longest river in the European Union region.
The Dalai Lama /ˈdɑːlaɪ ˈlɑːmə/ (US), /ˌdælaɪ ˈlɑːmə/ (UK) is a monk of the Gelug or "Yellow Hat" school of Tibetan Buddhism, the newest of the schools of Tibetan Buddhism founded by Je Tsongkhapa.