B BH4. B BUTENOATE B Bank B Beta B Blue B Boron B Buffer B bad B bandwidth B base B base; B bath, B batteries; B benzamide B bias B binocular B bits B black B blend B block B blood B blue B body B bond. B bone B boron B bound B breakfast B brightness B butadiene B butene B by B bytes B2M beta-2microglobulin BA Bandwidth Adaptation BA Baseline Amplitude BA Binding Agents BA Block ACK BA Brief Assessment BA Bundle Adjustment BA balancing area BA benzoic acid BA benzyl alcohol BA betulinic acid BA block ACK BA block acknowledgement BA branched alcohols BA butyl acrylate BAA blanking aperture array BAAM Big Area Additive Manufacturing BABS biosynthetic antibody binding site BAC Bacterial Artificial Chromosome BAC Bid-Ask Charge BAC bacterial artificial chromosome BAC bacterial artificial chromosomes BACG Bid-Ask Charge Group BAD bile acid diarrhea BADGE Bisphenol-A-Di-Glycidyl-Ether BAHS bone anchored hearing system BAI Beck Anxiety Inventory BAI bay-annulated indigo BAI beam angle information BAM Background Activity Monitor BAM Bacteriological Analytical Manual BAM Bile acid malabsorption BAM Business Activity Monitoring BAN Body Area Network BAP Beta-amyloid peptide BAP biotin acceptor peptide BAPM Base Adapter Plate Module BAR Base-Address Register BAR base address registers BAR block ACK request BARC bottom anti-reflective coating BARS Barnes Akathisia Rating Scale BAS Barnes Akathisia Scale BAS Building Automation System BAS Business Application Server BAS branched alkylbenzene sulfonates BAS building automation system BASDAI Bath Ankylosing Spondylitis Disease Activity Index BASFI Bath Ankylosing Spondylitis Functional Index BASMI Bath Ankylosing Spondylitis Metrology Index BAST Bone Acceleration Surgical Therapy BAT Basophil Activation Test BAT Brown adipose tissue BAU Business as Usual BAW Bulk Acoustic Wave BAW bulk acoustic waves BB Basic Blocks BB Beta-Binomial BB base band BB big brand BB bounding box BBB Blood Brain Barrier BBB Blood-Brain Barrier BBB big brand brackets BBB blood brain barrier BBB blood-brain barrier BBB blood-brain-barrier BBB bundle branch block BBG Brilliant Blue G BBI bound bundle image BBM Bold's Basal medium BBM bad block management BBMV Brush-border membrane vesicles BBMV brush border membrane vesicles BBN Bayesian Belief Network BBP benzyl butyl phthalate BBP billion base pairs BBQ Black Berry Quenchers BBS Berg Balance Scale BBT Basal Body Temperature BBU base band unit BBV bending beam viscosity BC Behavior Cloning BC Bitcoin company BC Breast Cancer BC backoff count BC band combination BC boron carbide BC business center BC butyl cellosolve BC butylene carbonate BCAA branched chain amino acid BCB benzo-cyclo-butene BCC Body Centered Cubic BCC Body-coupled communication BCC basal cell carcinoma BCC binary convolution code BCC binary convolutional code BCC body center cubic BCC body centre cubic BCC body-center-cubic BCC body-centered cubic BCCP Biotin Carboxyl Carrier Protein BCCP Biotin-carboxy carrier protein BCCP biotin carboxyl carrier protein BCD Bipolar-CMOS-DMOS BCF Bio-concentration factor BCFA branched chain fatty acids BCG Bacillus Calmette-GuErin BCG bacille Calmette-GuErin BCG bybacillus Calmette-GuErin BCH Bose Chaudhuri Hocquenghem BCH Bose-Chaudhri-Hocquenghem BCH Bose-Chaudhuri-Hocquenghem BCH Bose-Chaudhuri-Hocquenghen BCI brain computer interface BCKA branched chain keto acid BCLC Barcelona Clinic Liver Cancer BCM BIOCOMPATIBLE CARBOXYMETHYLCELLULOSE MATRIX BCM Bayesian case model BCM Block coded modulation BCM Body Control Module BCM Body Control Modules BCM Brake Control Module BCM block coded modulation BCM body control module BCM brake control module BCMA B-Cell maturation Antigen BCMA B-cell membrane antigen BCMA Bcell maturation antigen BCN basic copper nitrate BCR B-cell receptor BCR Bcell receptor BCS Biopharmaceutics Classification System BCS Blockchain Cloud Service BCS Broadcasting Cloud Streaming BCS breast conservative surgery BCS breast conserving surgery BCS breast-conserving surgery BCT body-centered-tetragonal BCU brake control unit BD Bipolar Disorder BD Blueray disk BD Bluetooth device BD blind decoding/detection BD block diagnalization BD bluray disk BDA Bump Detection Algorithm BDAS Biomarker Disease Activity Score BDC bottom dead center BDD B-domain deleted BDD Behavior Driven Development BDFT bi-directional fixating transvertebral BDI Beck Depression Inventory BDL Bile Duct Ligation BDL Bile-duct ligation BDL below detectable levels BDNF Brain Derived Neurotrophic Factor BDNF Brain-Derived Neurotrophic Factor BDNF brain derived neurotrophic factor BDNF brain-derived neurotrophic factor BDOF Bi-Directional Optical Flow BDP Bandwidth Delay Product BDPCM block differential pulse-code modulation BDR bubble drag reduction BDRS Bipolar Depression Rating Scale BDS blank die substrate BDS blood-depressing substance BDS botanical drug substance BDS bundle discovery server BDTI backside deep trench isolation BE Balloon Expandable BE Best Effect BE Best Effort BE Best-Effort BE best effort BE best energy BE bottom electrode BEC bit error count BECM Battery Energy Control Module BEFC buoyancy-enhanced flotation cell BEGM Boolean Expression Generation Module BEI Biliary Excretion Index BEL battery-electric locomotive BEL buffer enhancement layer BEM Back-End Module BEN best-effort-notify BEOL back end of line BEOL back end of lines BEOL back-end of line BEOL back-end-of-line BER Balance Error Rate BER Base excision repair BER Bit Error Rate BER Bit Error Ratio BER base excision repair BER base-excision repair BER beyond economic repair BER bit error rate BER bit error ratio BER bit-error-rate BERT Bit Error Rate Test BES BlackBerry Enterprise servers BES baculovirus expression system BET Brunauer, Emmett, Teller BET Brunauer-Emmet-Teller BET Brunauer-Emmett-Teller BETP Bleed Emissions Test Procedure BEU batch extraction unit BEV Baculoviral expression vector BEV Baculovirus expression vectors BEV Battery electric vehicles BEV battery electric vehicle BEV bird's eye view BEV bird's-eye-view BEVS baculovirus expression vector system BF Blood flow BF Bright field BF back film BF best focus BF block family BF bright field BFA Bayesian Filter Algorithm BFA blank firing attachment BFCP Binary Floor Control Protocol BFD Bidirectional Forwarding Detection BFD beam failure detection BFE Base Filtering Engine BFE Behavior Feature Engine BFFT Bubble-free film thickness BFGS Broyden-Fletcher-Goldfarb-Shanno BFI beam failure instance BFL Back focal length BFL balanced field length BFM Bonded Fiber Matrix BFP Blue Fluorescent Protein BFP body fat percentage BFR Beam Failure Recovery BFR blood flow rate BFRR beam failure recovery request BFRR beam failure recovery response BFT Blue Force Tracker BFT Byzantine Fault Tolerance BFT Byzantine fault tolerant BG Bank Group BG Blue Green BG Bragg grating BG basal ganglia BG blood glucose BGA Ball Grid Array BGA ball-grid array BGA bermuda grass allergen BGC balloon guide catheter BGC balloon guided catheter BGCF Border Gateway Control Function BGCF Breakout Gateway Control Function BGCS blood glucose control system BGMV Black Gram Mottle Virus BGP Border Gateway Protocol BGP Borer Gateway Protocol BGP border gateway protocol BGU Ben Gurion University BH Benjamini-Hochberg BHA Bottom-hole assembly BHA bearing housing assembly BHA bottom hole assembly BHA butylated hydroxy anisole BHA butylated hydroxyl anisole BHI Brain Heart Infusion BHIB brain heart infusion broth BHIS brain heart infusion supplemented BHK Baby Hamster Kidney BHM Bayesian Hierarchical Model BHO browser helper object BHO butane hash oil BHQ Black Hole Quenchers BHR bronchial hyper-reactivity BHT branch history table BHT butyl hydroxyl toluene BHT butylated hydroxy toluene BHT butylated hydroxyl toluene BI BWP indicator BI Barthel Index BI Business Intelligence BI backoff indicator BI beam index BI block index BI blue index BI business intelligence BIA Biomolecular Interaction Analysis BIA Burned-In Address BIA batch injection analysis BIA business impact analysis BIB bag-in-box BIC Bayes Information Criterion BIC Bayesian Information Criterion BIC Build Infrastructure Code BICM Bit-Interleaved Coded Modulation BICR Blinded Independent Central Review BIF Band Importance Function BIF barrier improvement factor BIH bred in-house BIIRC Blinded Independent Image Review Committee BIL bacterial intein-like BIM Baggage Information Message BIM Building Information Model BIM Building Information Modeling BIM building information modelling BIN Bank Identification Number BIN bank identifier number BIOS Basic Input Output System BIOS Basic Input-Output System BIOS basic input output software BIOS basic input output system BIOS basic input-output system BIP backward inner primer BIS Broadcast Isochronous Stream BIST Built-In Self Test BIST Built-In-Self-Test BITS Background Intelligent Transfer Service BIU bring-into-use BIV bovine immunodeficiency virus BJ Binder Jet BJ Binder Jetting BJAM Binder Jet Additive manufacturing BJH Barret-Joyner-Halenda BJH Barrett-Joyner-Halenda BJT Bipolar Junction Transistor BJT Bipolar Junction Transistors BJT bipolar junction transistor BJT bipolar junction transistors BJT bipolar-junction-transistor BKM Bayesian K-Means BL Bit Line BL Bit-line BL Blade Length BL Burkitt's lymphoma BL base layer BL below left BL below-left BL bit line BL bottom-left BL buffer layer BL buffer-layer BLA Broken Link Access BLA biologics license application BLAS bottom level acceleration structures BLAST Basic Local Alignment Search Tool BLBC basal-like breast cancer BLBP brain lipid binding protein BLC Bit Line Contact BLC bronchoscopic lung cryobiopsies BLDC Brush Less Direct Current BLE BLUETOOTH Low Energy BLE BLUETOOTH® Low Energy BLE BT Low Energy BLE Bluetooth Low Energy BLE Bluetooth low-energy BLE Bluetooth-Low-Energy BLE Bluetooth/Bluetooth Low Energy BLE Bluetooth® Low Energy BLE Bluetooth®/Bluetooth Low Energy BLE Bluetooth™ Low Energy BLI Bio-Layer Interferometry BLI Biolayer light interferometry BLI bio-layer interferometry BLIF Berkeley Logic Interchange Format BLM base layer metal BLN building level network BLOQ below limit of quantitation BLP bombinin-like peptide BLRM Bayesian logistic regression model BLS Balance Learning System BLSA Bit line sense amplifier BLSTM bidirectional long short-term memory BLT bismuth lanthanum titanate BLT bond line thickness BLT boundary layer turbine BM Beam Management BM Black Mask BM Bone Marrow BM Boyer-Moore BM Bruch's membrane BM bare-metal BM basal medium BM basement membrane BM beam management BM benzophenone methacrylamide BM black matrix BM block matching BM bone marrow BM bone morrow BMAS barium magnesium alumino silicate BMAS barium magnesium aluminum silicate BMAW bare metal arc welding BMB Battery Monitoring Board BMC Baseboard Management Controller BMC Bulk Molding Compound BMC Bulk moulding composite BMC baseboard management controller BMC board management controller BMC board manager controller BMC bulk molding compound BMCU battery management control unit BMD Becker Muscular Dystrophy BMD Becker's muscular dystrophy BMD Bone mineral density BMD Bowel Movement Diary BMD Bregman matrix divergence BMD bone mineral density BMDM bone marrow-derived macrophages BME Basal Media Eagle BME Basal Medium Eagle BMFF base media file format BMG bulk metallic glass BMGMC bulk metallic glass matrix composite BMI Body Mass Index BMP Bone Morphogenetic Protein BMP bone morphogenic proteins BMR Balanced Mode Radiator BMRS beam measurement reference signal BMS Basso Mouse Scale BMS Battery Management System BMS Beam Management System BMS Building Management Systems BMS bare metal stents BMS battery management system BMS battery management systems BMS building management system BMS business management system BMSC bone marrow stromal cells BMT Bone marrow transplant BMU Battery Management Unit BMU buffer management unit BN Bayesian Network BN Brown Norway BN batch normalization BN boron nitride BNA bridged nucleic acid BNA bridged nucleic acids BNC Bayonet Neill-Concelman BNG Broadband Network Gateway BNN Binary Neural Networks BNP Brain Natriuretic Peptide BNR Biological Nutrient Removal BNS Benign neonatal seizures BNT bismuth neodymium titanate BO Band Offset BO Bayesian optimization BO Bundle Owner BO band offset BO burn out BO butylene oxide BOAS blade outer air seals BOC base option candidates BOCD broad orthogonal composition distribution BOCS Branch Office Caching Server BOD Biological Oxygen Demand BOE Buffered Oxide Etch BOF Business Objects Framework BOF bag-of-features BOL beginning of life BOLD Blood-Oxygen-Level-Dependent BOLD blood-oxygen-level dependent BOM bill of materials BOM bill-of-material BOM bus owner master BOM bus ownership master BOP Bus-Off Prevention BOP blow out preventer BOP blow-out preventer BOS Building Operating System BOSA bidirectional optical sub-assembly BOT bond-on-trace BOT bump-on-trace BOTDR Brillouin optical time domain reflectometry BOV between occasion variability BOV blow off valve BP Backbone Polymers BP Beam Pair BP Belief Propagation BP Bit Packing BP Black pigment BP Blood Pressure BP Branching Points BP back propagation BP bandwidth part BP bias power BP binding partners BP biochemical parameters BP biological processes BP blast phase BP blood pressure BP boiling points BP branching program BP breakeven point BP brief propagation BP buffering period BP bundle provisioner BP business premise BPA Brookhaven particle analyzer BPA business process automation BPAEC bovine pulmonary artery endothelial cells BPC base peak chromatogram BPC bundle provisioning credentials BPD basal plane dislocation BPD basal plane dislocations61 BPDCN blastic plasmacytoid dendritic cell neoplasm BPF band pass filter BPF band-pass filter BPFI ball pass frequency inner BPFO ball pass frequency outer BPH Benign Prostate Hyperplasia BPH Benign Prostatic Hyperplasia BPI bandwidth part indicator BPL Beam Pair Link BPL beam-pair-link BPM beats per minute BPM breaths per minute BPM brushless permanent magnet BPMN Business Process Modeling Notation BPP Block Placement Policy BPRS Brief Psychiatric Rating Scale BPS Black photo spacer BPS Broadcast Processing Server BPS bit per second BPSG boro-phospho silicate glass BPSG boro-phospho-silicate glass BPSK Binary Phase Shift Keying BPSK Binary Phase-Shift Keying BPSK bi-phase shift keying BPSK binary phase-shift keying BPU battery protection unit BPW Buffered Peptone Water BQRP Bandwidth Query Report Poll BQRS beam quality reference signal BR Border Router BR Bypass Registers BR battle royale BR bottom-right BR business region BR butadiene rubber BRAM block random access memory BRAN Broadband Radio Access Networks BRAS Broadband Remote Access Server BRC Baby Rabbit Complement BRC Biological Resource Center BRCF Biospecimen Repository Core Facility BRD broadcast receiver device BRDC bovine respiratory disease complex BRDF bidirectional reflectance distribution function BRDNN Bidirectional Recurrent Deep Neural Network BRE breast reduction epithelium BRET Bioluminescence Resonance Energy Transfer BRG Bridged Residential Gateway BRIEF Binary Robust Independent Elementary Features BRIR Binaural Room Impulse Response BRISK Binary Robust Invariant Scalable Keypoints BRM biologic response modifiers BRNN bidirectional recurrent neural network BRR Bond Repayment Reserve BRRS Beam refinement reference signal BRRV blueberry red ringspot virus BRS Bovine Reference Serum BRS beam reference signal BRS beam reference signals BRSRP beam reference signal received power BRT Below Rotary Table BRUVS Baited Remote Underwater Video Systems BRVO branch retinal vein occlusion BS Base Station BS Base Stations BS Bloom syndrome BS Boundary Strength BS Bump Steer BS base station BS base stations BS binding sites BS blend shape BS brain stem BS breaking stress BSA Bank Secrecy Act BSA Batch Statistics Adaptation BSA Body Surface Area BSA Bovine Serum Albumin BSA Bulk Segregation Analysis BSA base station almanac BSA body surface area BSA bovine serum albumen BSA bovine serum albumin BSAP bone-specific alkaline phosphatase BSC Base Station Controller BSC Base Station Controllers BSC base station controller BSD Berkeley Software Distribution BSD Blind Spot Detection BSD Bucket Size Duration BSD blind spot detection BSE Bovine Spongiform Encephalopathy BSE bit substitution engine BSE bovine spongiform encephalopathy BSEP bile salt export pump BSF Binding Support Function BSF ball spin frequency BSF bootstrapping server function BSFS Bristol Stool Form Scale BSG Boro-Silicate Glass BSG born-silicate glass BSG boro-silicate glass BSG boron silicate glass BSI Brief Symptom Inventory BSI back side illuminated BSI back side illumination BSI beam state information BSI buccal segment inclination BSL Beckingham-Sanoja-Lynd BSM Bag Source Message BSM Baggage Source Message BSM Basic Safety Message BSM Basic Safety Messages BSM basic service message BSM bovine submaxillary mucin BSMV barley stripe mosaic virus BSN Body Sensor Network BSO Black Seed Oil BSP Boot-Strap processor BSP binary space partitioning BSP bright source protection BSR Beavon Sulfur Removal BSR Buffer Size Report BSR Buffer Status Report BSR Buffer Status reporting BSR back side reflectance BSR bacterial sulfate reduction BSR bone scan response BSR buffer state report BSR buffer status report BSRP Buffer Status Report Poll BSRV back surface recombination velocity BSS Balanced Saline Solution BSS Base Service Set BSS Base Station Subsystem BSS Basic Service Set BSS Basic Stations Set BSS balanced salt solution BSS base station subsystem BSS basic salt solution BSS basic service set BSS blind signal separation BSS blind source separation BSS business supporting system BSSO bilateral sagittal split osteotomy BST Barium Strontium Titanate BST Binary Search Tree BST barium strontium titanate BSV between subject variabilities BSW Blind Spot Warning BT Bismaleimide Triazine BT barium titanate BT binary tree BT binary-tree BT bismaleimide triazine BT bismaleimide-triazine BT bit torrent BT blocking titer BTB board to board BTB branch target buffer BTBT band to band tunneling BTC Biliary tract cancer BTC Bulk Transfer Capacity BTDF Bidirectional Transmittance Distribution Function BTE Behind-The-Ear BTH Base Transport Header BTI bias temperature instability BTK Bruton's Tyrosine Kinase BTK Brutun's tyrosine kinase BTL Basel Traffic Light BTL biomass to liquid BTL bridge-tied-load BTM bilateral template matching BTP Be The Player BTP basic transport protocol BTS Base Transceiver Station BTS Base Transceiver Stations BTS Base Transceiver System BTS base transceiver station BTS base transceiver system BTU British Thermal Unit BTVA Baseline Time-Voltage Area BU Baseband Unit BU Basic Unit BU Boston University BU build up BUN Blood Urea Nitrogen BUN blood urine nitrogen BUR Blow Up Ratio BV Block Velocity BV Brilliant Violet BV blood vessel BV blood vessels BV blood volume BV bone volume BV breakdown voltage BVD Butterworth-Van Dyke BVD block vector difference BVDV Bovine viral diarrhea virus BVF bone volume fractions BVH bounding volume hierarchy BVI blade-vortex interactions BVLOS beyond visual line of sight BVMO Baeyer-Villiger mono-oxygenase BVRT Benton Visual Retention Test BW Body weight BW bronchial wash BWA Broadband Wireless Access BWAF Body Weight Activity Factor BWC Butane Working Capacity BWCDI BLE Wireless Connected Device Interface BWG Body weight gain BWP Band Width Part BWP band-width part BWT bending wave touch BWV Beam Weight Vector BYDV barley yellow dwarf virus BYMV Bean Yellow Mosaic Virus BYOD Bring Your Own Device BYOD bring-your-own-device BYOI bring-your-own-interface BYU Brigham Young University BZ Brillouin zone