gy

2 definitions found

gy - WordNet (r) 2.1 (2005) :

  Gy
      n 1: the SI unit of energy absorbed from ionizing radiation;
           equal to the absorption of one joule of radiation energy by
           one kilogram of matter; one gray equals 100 rad [syn:
           gray, Gy]

gy - Free On-line Dictionary of Computing (26 May 2007) :

  gy
  
     <networking> The country code for Guyana.
  
     (1999-01-27)