OSA

OSA is an abbreviation for:

  • Oberschulamt
  • Medical Corps, a military doctor with the rank of Major
  • Objektträgerschnellagglutination, simple examination method to detect antibodies in the serum of an infection
  • Obstructive sleep apnea syndrome, clinical picture, which is caused by pauses in breathing during sleep
  • Oceania Swimming Association, Swimming Federation Oceanic
  • Ochranný svaz autorský per práva k Dilum hudebním, os, Czech GEMA
  • Office of Special Affairs, Intelligence Service of the Church of Scientology
  • On shelf availability, percentage, really stand out to the listed goods in trade also available
  • Online Self Assessment in Higher Education web-based study guidance services that enable a self-assessment of suitability for study or the compliance with interests and expectations
  • Open Scripting Architecture, mechanism for the communication of applications in Mac OS X, see AppleScript
  • Open Systems Architecture, standard in telecommunications in accordance with U.S. Federal Standard 1037C
  • Are Open Service Access (also Open Service Architecture), defined as value-added services implemented in a UMTS network
  • Optical Society of America, scientific society in the field of optics and photonics
  • Optical Spectrum Analyzer, electronic measuring device to show the frequencies contained in a signal
  • Ordo Sancti Augustini, Order of Saint Augustine
  • Organisation for the Safety of Abrasives
  • OSA Color System, the concept of a color space that has been developed by the Optical Society of America.
  • East German Sparkassenakademie

Osa stands for:

  • 9K33 Osa, a Russian air defense missile system
  • Osa (Costa Rica), Peninsula in Costa Rica
  • Osa (river) (until 1945: Ossa ), flow in the provinces of Warmia and Mazury and Kujawy, Poland
  • Osa ( genus ), a genus of the plant family of Rubiaceae
  • Osa (Canton), a canton in the province of Puntarenas in Costa Rica
  • Osa class, class of missile fast patrol boats

Osa is a surname, and may refer to:

See also:

  • Ossa ( disambiguation page )
  • Disambiguation
  • Abbreviation
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