RDT

RDT may refer to:

Digital technology

• Real Data Transport protocol
• Reliable Data Transfer, in computer networking
• Remote data transmission, RDT, old term

Medicine

• Rapid diagnostic test

Organisations

• Rangoon Development Trust
• Rosslyn Data Technologies, AIM trading code
• Royal Danish Theatre

Transport

• Radlett railway station (National Rail station code), England
• Richard Toll Airport (IATA code)