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RG, Rg or rg may stand for any of the following things:





Science and technology[edit]

  • Ibanez RG, a series of electric guitars produced by Hoshino Gakki
  • Radio Guide, (or Radio Grade), an obsolete U.S. military standard still used to specify types of coaxial cable: see Coaxial cable standards
  • Radius of gyration, several related measures of the size of an object, a surface, or an ensemble of points
  • Railgun, a form of gun that converts electrical energy (rather than the more conventional chemical energy from an explosive propellant) into projectile kinetic energy
  • Reachability Graph, a formal verification technique
  • Renormalization group, in theoretical physics, refers to a mathematical apparatus that allows one to investigate the changes of a physical system as one views it at different distance scales
  • ReplayGain, a system to normalize the perceived loudness of audio playback
  • Replication Group, a component of DFS Replication
  • RapGenius, a website that explains hip-hop/rap song lyrics
  • Residential gateway, a hardware device connecting a home network with a wide area network (WAN) or the Internet
  • RG color space, a color space
  • Rhamnogalacturonans, a type of pectin
  • Roentgenium (atomic number 111), chemical symbol for the element in the periodic table



See also[edit]