O2

O2 stands for:

O2 stands for:

  • Molecular oxygen, chemical formula
  • The mobile brand of Telefónica Germany and its sister companies within Telefónica Europe

O -2 stands for:

  • Cessna O -2, a sechssitziger, twin-engine propeller-driven high-deck of the U.S. aircraft manufacturer Cessna
  • Otoyol 2, the outer city motorway the Turkish city of Istanbul

O 2 stands for:

  • A Japanese Navy submarine, formerly SM U 46 of the Imperial German Navy

See also:

  • O ₂ Arena or O2 World,
  • O02
  • Disambiguation
  • Abbreviation
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