| Acronym | Definition |
|---|
| HPPS➣Henry Park Primary School (Singapore) |
| HPPS➣Harry Potter and the Philosopher's Stone (book) |
| HPPS➣High Performance Particle Sizer (physical and analytical chemistry) |
| HPPS➣Harry Patel Professional Services (Houston, TX) |
| HPPS➣Hayes Park Public School (Australia) |
| HPPS➣Harvard Printing and Publication Services |
| HPPS➣High Pressure Pump Station |
| HPPS➣High-Power Pulsed Sputtering (materials science engineering) |
| HPPS➣High Power Phase Shifter |
| HPPS➣Hewlett Packard Parts Store (website) |
| HPPS➣Honesty in Performance, Pride in Service (Henry Park Primary School; Singapore) |