| B&L | Bausch & Lomb Incorporated 
| Others |
| B.L. | Bachelor of Law Sciences
| Others |
| B/L | Baseline
| Others |
| B/L | Bilateral
| Others |
| B/L | Bill of Lading
| Others |
| BL | Baby Land
| Others |
| BL | Bachelor of Law
| Others |
| BL | Back Light
| Others |
| BL | Back Lit
| Others |
| BL | Background Loading
| Others |
| BL | Balance Leaves
| Others |
| BL | Balance Line
| Others |
| BL | Balanced Lighting
| Others |
| BL | Balcony Left
| Others |
| BL | Balochistan
| Others |
| BL | Bambu Larangan
| Others |
| BL | Banana Leaf
| Others |
| BL | Band Limited
| Others |
| BL | Banja Luka
| Others |
| BL | Bank Larceny
| Others |
| BL | Barbara Lewis
| Others |
| BL | Barted Lag
| Others |
| BL | Barter Link
| Others |
| BL | Basal Layer
| Others |
| BL | Base Language
| Others |
| BL | Base Layer
| Others |
| BL | Base Level
| Others |
| BL | Base Line
| Others |
| BL | Basel Land
| Others |
| BL | Basel Landschaft
| Others |
| BL | Basic Load
| Others |
| BL | Basic Logic
| Others |
| BL | Basilea Campagna
| Others |
| BL | Bats Left
| Others |
| BL | Battery Limit
| Others |
| BL | Battery Low
| Others |
| BL | Battle Level
| Others |
| BL | BCXXI Lightweight Computer Unit
| Others |
| BL | Beautiful Lady
| Others |
| BL | Beautiful Life
| Others |
| BL | Beaver Language
| Others |
| BL | Before Lease
| Others |
| BL | Before List
| Others |
| BL | Belge Leger
| Others |
| BL | Bell Laboratories
| Others |
| BL | Belluno (Provence)
| Others |
| BL | Belly Laughing
| Others |
| BL | Below Lacked
| Others |
| BL | Belt Line
| Others |
| BL | Benjamin Lefkofsky
| Others |
| BL | Berg Lumber
| Others |
| BL | Beschermend Lid
| Others |
| BL | Best Lap
| Others |
| BL | Better Living
| Others |
| BL | Bible League
| Others |
| BL | Bicycle Lane
| Others |
| BL | Big and Lovable
| Others |
| BL | Big Leap
| Others |
| BL | Big Letters
| Others |
| BL | Big Lisa
| Others |
| BL | Big Love
| Others |
| BL | Big Lunatic
| Others |
| BL | Bilateral lower lung fields
| Others |
| BL | BiLisim
| Others |
| BL | Bill Lawrence
| Others |
| BL | Bill Lumsden
| Others |
| BL | Billeting Load
| Others |
| BL | Binary Linework
| Others |
| BL | Biocontainment Level
| Others |
| BL | Bishop And Lam
| Others |
| BL | Bituminous Limestone
| Others |
| BL | Black Lab
| Others |
| BL | Black Label
| Others |
| BL | Black Light
| Others |
| BL | Blade Length
| Others |
| BL | Blades Line
| Others |
| BL | Blast Link
| Others |
| BL | Blessed alyssa
| Others |
| BL | Bliley
| Others |
| BL | Block Leader
| Others |
| BL | Block Length
| Others |
| BL | Blood Loss
| Others |
| BL | Bloodsong Lhachris
| Others |
| BL | Blue Lagoon
| Others |
| BL | Blue Lightning
| Others |
| BL | Blue Line
| Others |
| BL | Blue Lions
| Others |
| BL | Board and Lodging
| Others |
| BL | Body language
| Others |
| BL | Body Length
| Others |
| BL | Body Location
| Others |
| BL | Boise Locomotive
| Others |
| BL | BoLuk
| Others |
| BL | Book Level
| Others |
| BL | Boom Lift
| Others |
| BL | Borden Lake
| Others |
| BL | Boring Life
| Others |
| BL | Both Leagues
| Others |
| BL | Bottom Layer
| Others |
| BL | Bottom Line
| Others |
| BL | Bottom Low
| Others |
| BL | Boulevard also
| Others |
| BL | Boundary Layer
| Others |
| BL | Boundary Line
| Others |
| BL | Boundary Lubrication
| Others |
| BL | Bounded Lipschitz
| Others |
| BL | Bounded Lipschitzian
| Others |
| BL | Bounded Loss
| Others |
| BL | Boy Love
| Others |
| BL | Boy's Life
| Others |
| BL | Boy's Love
| Others |
| BL | Boys Life
| Others |
| BL | Boys Love
| Others |
| BL | Braid Line
| Others |
| BL | Branch Line
| Others |
| BL | Brass Linguini
| Others |
| BL | Break Load
| Others |
| BL | Breakfast Lunch
| Others |
| BL | Breaking Load
| Others |
| BL | Breech Lock
| Others |
| BL | British Lady
| Others |
| BL | British Layland
| Others |
| BL | British Leyland
| Others |
| BL | British Library
| Others |
| BL | British Literature
| Others |
| BL | Broken Leg
| Others |
| BL | Broken Link
| Others |
| BL | Brokering Layer
| Others |
| BL | Brookville Locomotive
| Others |
| BL | Bud Lighti
| Others |
| BL | Budget Line
| Others |
| BL | Build Level
| Others |
| BL | Bunny Lover
| Others |
| BL | Business Level
| Others |
| BL | Business Loan
| Others |
| BL | Butterfly Lovers
| Others |
| BL | Buttock Line
| Others |
| BL | The Belief Label
| Others |
| BL | The Black Legion
| Others |