- Illuminates of Thanateros, an occult society, founded in 1978, that pursues chaos magic
- Inductive output tube, a variety of vacuum tube which evolved in the 1980s
- Interoperability testing, the process of testing to determine the interoperability of a software product
- Inter-Operator Tariff, a rate agreement between international telecommunications carriers
- In-Out-Through, refers to the MIDI communication protocols
- Initial officer training, a training course undergone to become an officer in the Royal Air Force in the UK
Extensive Definition
IOT could mean:
IOT in German: IOT
IOT in Italian: IOT
IOT in Japanese: IOT