Browning Automatic Rifle
Bangor and Aroostook Railroad
Bureau of Automotive Repair
barrel
Base Address Register
Biohazard Assessment Research
Bangor and Aroostook
bariatrics
barometric
beta-adrenergic receptor
Broadcast Advertisers Report
BUFFER ADDRESS REGISTER
Bureau of Aeronautics Representative
Bachelor of Architecture
Bangor and Aroostook Railroad Company now MMA
Bar Address Register
barometer
barometer, barometric
Barque
Base Address Registers
Basic Algorithm with Reassignment
Basic Axisymmetric Remelting
battery acquisition radar
Beneficiary Adjustment Report
Beta Assistance Rooms
beta-adrenergic receptors
beta-adrenoceptor
beta-adrenoceptors
Beware Alcohol, Run
Beware Alcoholic Ruin
bialaphos resistance
bialaphos resistance gene
Biblical Archaeology Review
Bimonthly Activity Report
Bin/Amphiphysin/Rvs
biofragmentable anastomosis ring
biofragmentable anastomotic ring
Block Ack Request
Board of Airline Representatives
Board of Architectural Review