| Acronym | Definition |
|---|
| OASS➣One Army School System (US Army) |
| OASS➣Oregon Agricultural Statistics Service (Portland, OR) |
| OASS➣O-Acetyl-Serine Sulfhydrylase |
| OASS➣Office of Admissions and Student Services (School of Nursing; University of North Carolina; Chapel Hill, NC) |
| OASS➣Overt Agitation Severity Scale (neuroscience) |
| OASS➣Single-particle Spin-pairing Amplitude method |
| OASS➣Ontwerp en Analyse van Software Systemen |