English abbreviations from ctr to ctri
- CTR (Close Target Recce)
- CTR1 (Collection Cryptologic Technician First Class)
- CTR2 (Collection Cryptologic Technician Second Class)
- CTR3 (Collection Cryptologic Technician Third Class)
- CTRA (Carro de Transporte Sobre Rodas Anfibo (amphibious tracking scout car))
- CTRAC (cement tracer log)
- CTRA TA (CT RaidAssist Tank Assist)
- CTRC (Chief Collection Cryptologic Technician)
- CTRCM (Master Chief Collection Cryptologic Technician)
- CTRCS (Senior Chief Collection Cryptologic Technician)
- CTRD (Centre for Tourism Research and Development)
- CTRE (Career and Technical Resource Educator)
- CTRF (Central Texas Renaissance Faire)
- CTRFSP (Commonwealth Technology Research Fund Sponsored Project)
- CTRH (Cincinnati Therapeutic Riding and Horsemanship)
- CTRI (Creative Television of Rhode Island)