Editing PDA

{{Wiktionary|PDA}}
'''PDA''' may refer to:
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== Science and technology ==
* [[Parts departing aircraft]], mid-air loss of screws, rivets, doors, etc.
* [[Patron-driven acquisition]], a mechanism for libraries to purchase books
* [[Personal digital assistant]], an early kind of mobile device
* [[Photodiode array]], a type of detector
* [[Pitch detection algorithm]], to find the pitch of a signal
* [[Polydiacetylenes]], a family of conducting polymers
* [[Predictive analytics]], a form of business analytics
* [[Pushdown automaton]], in automata theory

=== Biology and medicine ===
* [[Pancreatic ductal adenocarcinoma]], the main type of pancreatic cancer
* [[Pathological demand avoidance]], in psychology
* [[Patent ductus arteriosus]], a heart defect
* [[Posterior descending artery]], an artery
* [[Potato dextrose agar]], a microbiological media for culturing yeast and fungus

==Music==
* [[PDA (Interpol song)|"PDA" (Interpol song)]], a song by Interpol
* "PDA", a song by the Backstreet Boys from ''[[This Is Us (Backstreet Boys album)|This Is Us]]''
* "PDA", a song by Audio Adrenaline from ''[[Audio Adrenaline (album)|Audio Adrenaline]]''
* "[[P.D.A. (We Just Don't Care)]]", a song by John Legend

==Organizations==
* [[Parenteral Drug Association]], a global pharmaceutical trade association 
* [[Pharmacists' Defence Association]], UK
* [[Peruvian Debate Association]], for inter-school debating
* [[Pinoy Dream Academy]], the Philippine franchise of Endemol's Star Academy
* [[Population and Community Development Association]], Thailand
* [[Private defense agency]], an enterprise which would provide personal protection and military defense services to individuals
* Professional Driver Association, of NASCAR drivers before the [[1969 Talladega 500]]
* [[Public development authority]], government-owned corporations in Washington, US

===Politics===
* [[Alternative Democratic Pole]], a political party in Colombia (''Polo Democrático Alternativo'')
* [[Progressive Democratic Alliance]], a former political party in British Columbia, Canada
* [[Progressive Democrats of America]], a progressive political organization
* [[Party of Democratic Action]], a Bosniak party in Bosnia-Herzegovina
*[[Movement of Democratic Action]], a political party in Bosnia-Herzegovina (''Pokret demokratske akcije'')
* Aruban Democratic Party, an [[List of political parties in Aruba|Aruban political party]] (''Partido Democrático Arubano'')

==Law and culture==
* [[Public display of affection]], an act of physical intimacy in the view of others
* [[Pregnancy Discrimination Act]], US
* [[PDA (The Office)|"PDA" (''The Office'')]], an episode from the American television sitcom ''The Office''
* ''[[Past Doctor Adventures]]'', spin-off novels from the BBC's ''Doctor Who''
* [[Pub Design Awards]], UK
* Professional Development Award, offered by the [[Scottish Qualification Authority]]

{{Disambiguation}}