CAOS

AcronymDefinition
CAOSChemical Analysis Of Samples
CAOSComputer-Assisted Orthopaedic Surgery
CAOSChicago Academy of Sciences (Illinois; also seen as CHIAS)
CAOSComputer Architecture Operating System
CAOSCommercial Adoption of Open Source (The 451 Group service)
CAOSCenter for Atmosphere Ocean Sciences (New York University, New York)
CAOSCreatures Agent/Object Scripting (Creatures gaming scripting language)
CAOSCombined Automated Operations System (US Customs and Border Protection)