English abbreviations from impact to ims
- IMPACT (International Medical Products Anti-Counterfeiting Taskforce)
- IMP-ATACMS (IMProved Army TACtical Missile System)
- IMPATT (IMPact Avalanche Transit Time diode)
- IMPD (Institute For Multi Party Democracy)
- IMPL (Imperative Meta Programming Language)
- IMPS ((observing program) IRAS Minor Planet Survey)
- IMPT (Institute of Maxillofacial Prosthetists and Technologists)
- IMR (Inzhenernaya Mashina Razgrazhdeniya (Russian Инженерные Машины Разграждения, "Engineer Vehicle Obstacle-Clearing") †)
- IMRAD (Introduction, Methods, Results, And Discussion)
- IMRI (Industrial Membrane Research Institute)
- IMRL (Individual Material Readiness List)
- IMRO (Internal Macedonian Revolutionary Organization, Irish Music Rights Organisation)
- IMRS (Institute of Medieval and Renaissance Studies (Durham University))
- IMS (Iowa Medical Society)