Grandpa stands for:

  • Grandfather, see grandparents
  • An older man
  • Singer Guido Scholz of the band Chapel Petra
  • Grandpa ( Lolotoe ), place and Suco in East Timor, subdistrict Lolotoe
  • Programming language designed specifically for cloud applications
  • A Japanese textile department store chain (see OPA ( department store chain) )

Grandpa is an abbreviation for:

  • Ocular pulse amplitude, to distinguish between different forms of glaucoma
  • Ortho- phthalaldehyde, substance for labeling of amino acids

OPA is an abbreviation for:

  • Upper examination office for the higher technical management service until 31 August 2008 was a federal authority within the portfolio of the Federal Ministry of Transport, Building and Urban Development and has been a special place in the Ministry, prior Frankfurt, Bonn now
  • Called porous asphalt, asphalt see # Porous Asphalt, also known as porous asphalt ( partly corrugated asphalt ), porous asphalt or Flüsterbelag or noise optimized asphalt
  • Office Product Activation, a method of software licensing, see Product Activation
  • Optical parametric amplifier, see optical parametric amplifier
  • OPTIONALLY Piloted Aircraft, see Drone
  • Organization of fédérations de ski des pays alpins, see Organization of Alpenländer Ski, junior association of the Fédération Internationale de Ski

See also:

  • Disambiguation
  • Abbreviation
  • Persons name