| Acronym | Definition |
|---|
| APAT➣Amateur Poker Association & Tour |
| APAT➣Advanced Public Affairs Team (American Red Cross) |
| APAT➣Australasian Porcelain Art Teachers |
| APAT➣Association for Professional Appliance Testing (trade association; UK) |
| APAT➣Automated Protein Annotation Tool (software) |
| APAT➣Association Patronale Transfrontaliere (French: Cross-border employers' association) |
| APAT➣Advanced Portable Analysis Tool |
| APAT➣Additional Production Acceptance Test |