| Abbreviation | Definition |
|---|---|
| PAA | Product Advertizing Administrator |
| PAC | Pressurized Air Cooled |
| PAC | Programmable Automation Controller |
| PAIR | Passive Air Induction Return |
| PAIR | Pulse Air Injection Recirculation |
| PAL | Penetrating And Lubricating |
| PAL | Progressive Addition Lens |
| PANBI | Business Intelligence Tool to help gain valuable business insight by analyzing your structured, semi-structured and unstructured data using interactive visual interfaces |
| PanBIanalytics | PanBI Business Intelligence Analytics tool |
| PAP | Product Approval Process |
| PAPC | Personal Absorbent Products Council |
| PAPR | Powered Air Purifying Respirator |
| PAR | Parabolic Aluminum Reflector |
| PAS | Publically Available Specification |
| PASS | Pan American Summer Stock |
| PASS | Personal Alert Safety System |
| PASS | Plain And Simple Stove |
| PAT | Process Analytic Technology |
| PAU | Pre-Assembled Unit |
| PAUT | Phased Array Ultrasonic Testing |