| Acronym | Sense | Language | Topics |
|---|---|---|---|
| PTR | Prestation Technologique Réseau | In French | → Engineering, technology |
| PTR | Projektträger Reaktorsicherheitsforschung | In German | → Nuclear technology |
| PTR | Preliminary Test Report | In English | |
| PTR | Program Technical Review | In English | → Management → Engineering, technology |
| PTR | Program Trouble Report | In English | → Management |