| Acronym | Definition |
|---|
| PATO➣Post Academisch Technisch Onderwijs (Dutch: Post Academic Technical Education; Netherlands) |
| PATO➣Phenotype Attribute and Trait Ontology (plants) |
| PATO➣Periodic Acid-Thiocarbohydrazide-Osmium Tetroxide |
| PATO➣Principal Ammunition Technical Officer (Army) |