Source : Webster's Revised Unabridged Dictionary (1913)

Ras \Ras\, n.
   See 2d {Reis}.

Source : WordNet®

RAS
     n : the network in the reticular formation that serves an
         alerting or arousal function [syn: {reticular activating
         system}]

Source : Free On-Line Dictionary of Computing

RAS
     
        1.  {Row Address Strobe}.
     
        2.  {Remote Access Services}.
     
        3.  {Reliability, Availability, Serviceability}.
     
        (2000-08-13)