| barracks | koszary |
| Barracuda class submarines | Barrakudowate |
| Barracudas | Barrakudowate |
| Barrage balloon | Balon zaporowy |
| Barrancabermeja | Barrancabermeja |
| Barranquilla | Barranquilla |
| Barre des Écrins | Barre des Écrins |
| Barred spiral galaxy | Galaktyka spiralna z poprzeczką |
| Barred Warbler | Jarzębatka |
| barrel | beczka |
| barrel organ | katarynka |
| Barrel Racing | Barrel racing |
| Barremian | Barrem |
| Barrens | Landes |
| Barretina | Czapka frygijska |
| barricade | barykada |
| Barrie Colts | Barrie Colts |
| barrier | przeszkoda |
| barrier beach | lido |
| Barrier option | Opcja z barierą |
| barrier reef | rafa barierowa |
| Barrier-free | Dostępność |
| barrister | adwokat |
| Barrouallie | Barrouallie |
| Barroui | Salisbury |
| Barry | Barry |
| Barry County | Hrabstwo Barry |
| Barry Hawkins | Barry Hawkins |
| Barry Levinson | Barry Levinson |
| Barry Lyndon | Barry Lyndon |
| Barry Marshall | Barry Marshall |
| Barry Nelson | Barry Nelson |
| Barsa-Kelmes | Barsa Kilmess |
| Barsine | Barsine |
| Barsinghausen | Barsinghausen |
| Bart Bok | Bart Bok |
| Bart Gets an F | Cud |
| Bart Johnson | Barth Jonson |
| Bart Simpson | Bart Simpson |
| Bart Simpson comics | Bart Simpson |
| Bartek | Dąb Bartek |
| bartender | barman |
| Bartenheim | Bartenheim |
| barter | barter |
| Barth | Bardo |
| Bartholomeus Spranger | Bartholomeus Spranger |
| Bartholomew | Bartłomiej |
| Bartholomew Roberts | Bartholomew Roberts |
| Bartholomew the Apostle | Bartłomiej Apostoł |
| Bartholomä | Bartholomä |
| Barthélemy Charles Joseph Dumortier | Barthélemy Charles Joseph Dumortier |
| Bartimaeus Trilogy | Trylogia Bartimaeusa |
| Bartolomeo Ammanati | Bartolomeo Ammanati |
| Bartolomeo Colleoni | Bartolomeo Colleoni |
| Bartolomeo Eustachi | Bartolomeo Eustachi |
| Bartolomeo Gradenigo | Bartolomeo Gradenigo |
| Bartolomeo Pacca | Bartolomeo Pacca |
| Bartolomeo Platina | Bartolomeo Platina |
| Bartolomeo Português | Bartholomew Portugues |
| Bartolomeu de Gusmão | Bartolomeu de Gusmão |
| Bartolomeu Dias | Bartolomeu Dias |
| Bartolomew | Bartłomiej |
| Bartolommeo Bandinelli | Baccio Bandinelli |
| Bartolomé de las Casas | Bartolomé de Las Casas |
| Bartolomé Esteban Murillo | Bartolomé Esteban Murillo |
| Barton County | Hrabstwo Barton |
| Bartosz Ślusarski | Bartosz Ślusarski |
| Bartoszyce | Bartoszyce |
| Bartoszyce County | Powiat bartoszycki |
| Bartošovce | Bartošovce |
| Bartter syndrome | Zespół Barttera |
| Barty Crouch Senior | Barty Crouch |
| Baruch ben Neriah | Baruch |
| Baruch Samuel Blumberg | Baruch Samuel Blumberg |
| Baruch Spinoza | Baruch Spinoza |
| Baruj Benacerraf | Baruj Benacerraf |
| Baruta Municipality | Baruta |
| Barvinkove | Barwinkowe |
| Barwice | Barwice |
| Barycentric coordinates | Współrzędne barycentryczne |
| Barycz | Barycz |
| baryon | barion |
| Baryonyx | Barionyks |
| Barysaw | Borysów |
| Barzan Ibrahim al-Tikriti | Barzan Ibrahim al-Tikriti |
| Barßel | Barßel |
| Bas-Congo | Kongo Central |
| Bas-Intyamon | Bas-Intyamon |
| Bas-Rhin | Bas-Rhin |
| Bas-Saint-Laurent | Region Bas-Saint-Laurent |
| Bas-Uele Province | Dolne Uele |
| Basal cell carcinoma | Rak podstawnokomórkowy skóry |
| Basal ganglia | Jądra podstawne |
| basalt | bazalt |
| Basanite | Radiolaryt |
| Basarab I of Wallachia | Basarab I |
| Basarab Laiotă cel Bătrân | Basarab III Stary |
| Basarabeasca | Basarabeasca |
| Basañez | Basanez Montevideo |
| Bascinet | Przyłbica |
| base | baza |
| Base Class Library | Biblioteka standardowa |
| BASE jumping | BASE jumping |
