PTT
Definition from Wiktionary, the free dictionary
[edit] English
[edit] Initialism
PTT
- (telecommunications) Push to talk; Press to transmit.
- (aviation) Part Task Trainer (See w:Flight simulator#Flight simulators and flight training devices at Wikipedia)
- (hematology) Partial thromboplastin time
- (oil industry) Partitioning tracer test
- w:Platform Terminal Transmitter
- (telecommunications) Postal Telephone and Telegraph
- w:Professional Technical Trainer
- w:Protein truncation test
- (chemistry) Polytrimethylene terephthalate
