What does PTR stand for?
PTR stands for Pool Test Reactor (Chalk River, Ontario; built in 1957, retired 1990)
This definition appears somewhat frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
- Organizations, NGOs, schools, universities, etc.
See other definitions of PTR
We have 171 other meanings of PTR in our Acronym Attic
- Periodic Transaction Report (ethics)
- Personal Tax Return
- Philippine Tax Registration
- Physical Therapy Reviews (journal)
- Physical Transmission Rights
- Pittsburgh Tribune Review (Pittsburgh, Pennsylvania newspaper)
- Plant Thermal Reduction
- Pneumatic Tyre Roller
- Pointer (as used in DNS records; an address points to a name)