| Acronym | Definition |
|---|
| PPAA➣Polypropylacrylic Acid |
| PPAA➣Politics and Public Administration Association (University of Hong Kong) |
| PPAA➣Pikes Peak Anesthesia Associates (Colorado) |
| PPAA➣Pacific Pharmacy Alumni Association (University of the Pacific) |
| PPAA➣Psychoanalytic Psychotherapy Association of Australasia Inc |
| PPAA➣Professional Photographers Association of America |
| PPAA➣Passive Phased-Array Antenna |