OBS
OBS is an abbreviation for:
- Oberweißbacher Berg- and Schwarzatalbahn , see Oberweißbacher Bergbahn
- Observatoire Européen de l'Audiovisuel , see European Audiovisual Observatory
- Ocean bottom seismometer
- OHDO blepharophimosis syndrome, see OHDO syndrome
- Olympic Broadcasting Services , an Olympic Games broadcast production company
- Omni Bearing Selector, see also Abbreviations / Aviation / L – R
- Omnibus operation Saalekreis in southern Saxony-Anhalt
- Open Broadcaster Software
- Orange Blossom Special Festival , a music festival in Beverungen, North Rhine-Westphalia
- Soil organic matter
- Otto Benecke Foundation for the Promotion of Young Immigrants
- Otto Brenner Foundation , IG Metall's science foundation
See also:
