TMR
- Aguenar – Hadj Bey Akhamok Airport
- Department of Transport and Main Roads
- Jewish Babylonian Aramaic
- Matthew Berry
- Rolls-Royce Thrust Measuring Rig
- TM Revolution
- Tetramethylrhodamine
- The Mexican Runner
- The Morning Rush
- Third Man Records
- Tokio Millennium Re Ltd.
- Total mixed ration
- Town of Mount Royal
- Transmyocardial revascularization
- Transnistrian Moldovan Republic
- Transports de Martigny et Régions
- Triple modular redundancy
- Trout Mask Replica
- Tunnel magnetoresistance