OASS
| 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 |