PDA

PDA may stand for:

personal digital assistant, a type of handheld computer.
public display of affection, an area of study within social psychology
patent ductus arteriosus, a medical term referring to a congenital defect where the ductus arteriosus fails to close after birth
pushdown automaton, a type of abstract device in automata theory
the chemicals polydiacetylenes
the Polyurea Development Association [1] (http://www.pda-online.org) (see also polyurea)

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Categories: Disambiguation | TLAs

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