English abbreviations from brd to brk
- BRD (Brainerd Lakes Regional Airport)
- BRDC (British Racing Drivers' Club)
- BRDCST (Broadcast)
- BRDEC (Belvoir Research, Development, and Engineering Center)
- BRDF (Bidirectional Reflectance Distribution Function)
- BRDG (Bridge)
- BRDL (Biomedical Research and Development Laboratory)
- BRDM (Boyevaya Razvedyvatelnaya Dosornaya Mashina (Russian Боевая Разведывательная Дозорная Машина, "Combat Reconnaissance Patrol Vehicle") †[2])
- BRDN (Brandon Campus of Hillsborough Community College)
- BRDR (Border)
- BRDU (5-BRomo-2-DeoxyUridine)
- bre (Breton language (ISO 639-2 code))
- Break (form B (normally closed) contacts)
- BREEMA (British Radio and Electronic Equipment Manufacturers Association)
- BREN (Blue Ridge Environmental Network)
- BRF (British Reserve Force)
- BRFSS (Behavioral Risk Factor Surveillance System ("burf-us", a CDC health survey covering the U.S. and its territories))
- BRH (Brahman Airport)
- BRI (Bathroom Readers Institute (publishers of series of "Uncle John's Bathroom Readers" books))
- BRIAN (Business Research Information Analysis Navigator)
- BRIC (Brazil, Russia, India and China)
- BRICK (Building Responsible Intelligent And Compassionate Kids)
- BRICLAW (BRitish Institute of International and Comparative LAW)
- BRICS (Brazil, Russia, India, China and South Africa)
- BRIDGE (Broadening And Redefining Individuality Diversity Goodwill And Excellence)
- BRIDGES (Building Respect In Diverse Groups To Enhance Sensitivity)
- BRIF (Bangladesh Rural Improvement Foundation)
- Brig Gen (Brigadier General)
- BRIGHT (Brody Residents In Great Harmony Together)
- BRIL (Burglary Reduction In Leeds)
- BRIMS (Behavior Representation In Modeling and Simulation (conference))
- BRJ (Bright Airport)
- BRK (Bourke Airport)