English abbreviations from tra to tram
- TRA (Technology Readiness Assessment)
- TRAAV (Test Range Facility for Advanced Aerospace Vulnerability)
- TRAC ((U.S. Army) TRADOC Analysis Center)
- TRAC2ES (Transportation Command Regulating and Command and Control Evacuation System)
- TRACE (Transition Region and Coronal Explorer, a solar space telescope)
- TRACE-P (Total Risk Assessing Cost Estimate for Production)
- TRACER (Tactical Reconnaissance Armoured Combat Equipment Requirement (UK))
- TRACKS (The Right Approach Creates Knowledge And Success)
- TRACKSTAR (Tracked Search and Target Acquisition Radar System (US))
- TRACL (Tractor Log)
- TRACON (Terminal radar approach control)
- TRACT (Teacher Resource And Computer Training)
- TRAC-WSMR (TRAC- White Sands Missile Range)
- TRAD (TRADitional)
- TRADE (Training Devices and Equipment)
- TRADOC (Training and Doctrine Command (US))
- TRAF (Three Rivers Arts Festival)
- TRAIL (Teaching Reaching Adventure Integrating And Learning)
- TRAIN (Tourist Railway Association, Inc.)
- TRAK (Tools Resources And Knowledge)
- TRAL (Thunder Racing Alliance League)
- TRAM (Target Recognition Attack Multisensor)
