V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
RC
       Return Code (REXX, ...)
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
RC
       Release Candidate (MS)
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
RC
       Routing Control
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
RC
       Reconfigurable Computer / Computing (RL)
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
RC
       Region Co-ordinator (FidoNet)
The Free On-line Dictionary of Computing (30 December 2018):
rc
   1.  run commands.
   2. A shell from AT&T's Plan 9, by Tom Duff.  rc offers
   much the same capabilities as a traditional Bourne shell,
   but with a much cleaner syntax.
   An open source reimplementation was made by Byron Rakitzis,
   and is now maintained by Tim Goodwin .
   (http://star.le.ac.uk/~tjg/rc).
   (2000-06-17)