V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
PRA Purported Responsible Address [algorithm] (MS, SPAM)The Free On-line Dictionary of Computing (30 December 2018):
PRA PRAgmatics. The language used by COPS for specification of code generators. ["Metalanguages of the Compiler Production System COPS", J. Borowiec, in GI Fachgesprach "Compiler-Compiler", ed W. Henhapl, Tech Hochs Darmstadt 1978, pp. 122-159]. (1994-11-18)