| Acronym | Definition |
|---|
| BA➣British Airways |
| BA➣Bachelor of Arts (degree) |
| BA➣Bosnia and Herzegovina (top-level domain name) |
| BA➣Bratislava (Slovakia) |
| BA➣Bath (postcode, United Kingdom) |
| BA➣Business Administration |
| BA➣Bay Area (of San Francisco) |
| BA➣Bank of America |
| BA➣Back Again |
| BA➣Bad Ass |
| BA➣Bahrain |
| BA➣British Association |
| BA➣Brand Ambassador (various companies) |
| BA➣Batting Average (baseball) |
| BA➣Buenos Aires |
| BA➣Business Analyst |
| BA➣Ben Affleck (actor) |
| BA➣Budget Activity |
| BA➣Bronze Age |
| BA➣Bahia (Brazil) |
| BA➣Bryan Adams |
| BA➣Budget Authority |
| BA➣Bell Atlantic (telephone company; now Verizon) |
| BA➣British Academy (UK) |
| BA➣Billing Address |
| BA➣Broker Associate (real estate) |
| BA➣Black Arrow |
| BA➣Bronchial Asthma |
| BA➣Barium |
| BA➣Breast Augmentation |
| BA➣Beer Advocate (website) |
| BA➣Bruce Almighty (movie) |
| BA➣British Aerospace |
| BA➣Berufsakademie (German; University of Cooperative Education) |
| BA➣Blood Angels (gaming clan) |
| BA➣Bombardier Aerospace (aircraft manufacturer) |
| BA➣Bank Austria (Austrian Bank) |
| BA➣Breathing Apparatus |
| BA➣Blocks Against (basketball scoring) |
| BA➣Bioavailability |
| BA➣Beauty Advisor (various companies) |
| BA➣Biological Assessment |
| BA➣Breathing Air |
| BA➣Baseball-Almanac |
| BA➣Bombs Away |
| BA➣British Association (screw thread) |
| BA➣Bowling Association |
| BA➣Brewers Association (Boulder, Colorado) |
| BA➣Brutal Attack (band) |
| BA➣Barrel Aged (beer) |
| BA➣Benefits Administrator |
| BA➣Building Automation |
| BA➣Bowling Alley |
| BA➣Booksellers Association |
| BA➣Bad Attitude |
| BA➣Bosnia Hercegovina (ISO country code) |
| BA➣Business Aviation (charter flights) |
| BA➣Bell Aliant (Canada) |
| BA➣Back Angle |
| BA➣Bundesanstalt für Arbeit (German: federal job office) |
| BA➣Bad Apples (Guns N' Roses song) |
| BA➣Basal Area |
| BA➣Bile Acid |
| BA➣Bnei Akiva (Jewish Zionistic youth group worldwide) |
| BA➣British Archaeology (magazine; Council for British Archaeology) |
| BA➣Blaqk Audio (band) |
| BA➣Buffer Amplifier |
| BA➣Boeing Aerospace |
| BA➣Brachial Artery |
| BA➣Benefits Agency (UK) |
| BA➣Bibliotheca Alexandrina (Alexandria, Egypt) |
| BA➣Bus Adapter |
| BA➣Biosecurity Australia (created October 2000) |
| BA➣Budget Analysis |
| BA➣Balloon Angioplasty |
| BA➣Biological Abstracts |
| BA➣Bari, Puglia (Italian province) |
| BA➣Binding Acknowledgement |
| BA➣Basic Access |
| BA➣Beerenauslese (German wine) |
| BA➣Be-Arsed |
| BA➣Basic Agreement |
| BA➣Business Agent (labor unions) |
| BA➣Blood Agar |
| BA➣Behaviour Analysis (psychiatry/psychology) |
| BA➣Basic Allowance |
| BA➣Biblical Archaeologist |
| BA➣Bankers' Acceptance (finance) |
| BA➣Battle Area |
| BA➣Bass Amplifier |
| BA➣Bonne Action (French: good deed) |
| BA➣Bank Asia (Bangladesh) |
| BA➣Bare-Assed |
| BA➣Brandy Alexander (cocktail) |
| BA➣Bill Acceptor |
| BA➣Braking Action |
| BA➣Battlespace Awareness |
| BA➣Broward Alliance (Florida, USA) |
| BA➣Bank Angle |
| BA➣Basic Assembly |
| BA➣Bearing Area |
| BA➣Building Approval |
| BA➣Bangladesh Army |
| BA➣Buoyancy Aid |
| BA➣British Africa |
| BA➣Baccalaureus Artium (Bachelor of Arts degree) |
| BA➣Budget Authorization |
| BA➣Boston Acoustics, Inc. (speaker maker) |
| BA➣Bayard-Alpert (ionization gauge; physics) |
| BA➣Bus Arbiter |
| BA➣Battlefield Area |
| BA➣Battlefield Awareness |
| BA➣Burglary Alarm (alarm industry) |
| BA➣Black Ajah (Wheel of Time series) |
| BA➣Bridge Architecture |
| BA➣Byte-Addressable |
| BA➣Billing Adjustment |
| BA➣Botrytis Affected (wine; Botrytis Cinerea, aka Noble Rot) |
| BA➣Bacteriologic Algorithm (computing) |
| BA➣Bible Advocate |
| BA➣Behaviour Aggregate |
| BA➣B'nei Akiva |
| BA➣Bridge Administration |
| BA➣Bachelieres Arts (degree) |
| BA➣Binary Add |
| BA➣Bar Arcade (IRC network) |
| BA➣British American Oil Company (pre Gulf Oil) |
| BA➣Battle Assembly |
| BA➣Bergen Academies (Hackensack, New Jersey) |
| BA➣Ballistic Aggregation |
| BA➣Build & Acquire (system development) |
| BA➣Bison Ambassadors |
| BA➣Battery Adjust |
| BA➣Business Area/Application |
| BA➣Battle Allocation (Carnage Blender gaming) |
| BA➣Battery Activate |
| BA➣Battle Allocation (gaming) |
| BA➣Branch Assistant, National Staff |
| BA➣Bridging Alternative |
| BA➣Bobtopian Army (gaming clan) |
| BA➣Bridle Arrester |
| BA➣Bitaddict.org (Finnish Pprivate torrent tracker) |
Ba - a soft silvery metallic element of the alkali earth group; found in barite
BA - a bachelor's degree in arts and sciences