- ATR
- Attenuated Total Reflectance (Academic & Science » Physics)Attenuated Total Reflectance (Academic & Science » Electronics)Automatic Target Recognition (Governmental » Military)**** Atrophy (Medical » Physiology)*** Average True Range (Governmental » Military)** Advanced Telecommunications Research (Computing » Telecom)** Answer To Reset (Computing » Assembly)** Avions De Transport Regional (Governmental » Transportation)** Automatic Traffic Recorder (Governmental » Transportation)* Aptar Group, Inc. (Business » NYSE Symbols)* Advanced Tongue Root (Medical » Physiology)* African Traditional Religion (Community » Religion)* Above The Rest (Governmental » NASA)* Automatic Tampon Removal (Medical » Physiology)* Automatic Tampon Remover (Business » Positions)* Automatic Tampon Remover (Medical » Physiology)* Air Transport Rack (Governmental » Military)* Anti Tank Rifle (Governmental » Military)* Avion de Transport Regional (Business » Firms)* Art Therapist Registered (Business » Positions)* Advanced Tactical Radar (Governmental » Military)* Achilles tendon reflex (Medical » Physiology)* Alaska Trauma Registry (Medical)* Alaska Trauma Registry (Governmental » Military)* Attack The Radical (Governmental » Military)* Atar, Mauritania (Regional » Airport Codes)
Abbreviations dictionary. 2012.