Source : WordNet®

Cr
     n : a hard brittle blue-white multivalent metallic element;
         resistant to corrosion and tarnishing [syn: {chromium}, {atomic
         number 24}]

Source : Free On-Line Dictionary of Computing

CR
     
        {Carriage Return}

cr
     
         The {country code} for Costa Rica.
     
        (1999-01-27)