| Bestla | Bestla |
| bestseller | bestseller |
| bet | zakładać |
| BET theory | Izoterma BET |
| Beta | Beta |
| Beta Andromedae | Mirach |
| Beta Aquarii | Sadalsuud |
| Beta Arietis | Sheratan |
| Beta Aurigae | Menkalinan |
| Beta Cancri | Al Tarf |
| Beta Canis Majoris | Murzim |
| Beta Canis Minoris | Gomeisa |
| Beta Carinae | Miaplacidus |
| Beta Cassiopeiae | Caph |
| Beta Centauri | Agena |
| Beta Cephei variable | Gwiazdy zmienne typu Beta Cephei |
| Beta Ceti | Deneb Kaitos |
| Beta coefficient | Beta |
| Beta Corvi | Kraz |
| Beta Crucis | Mimosa |
| Beta decay | Rozpad beta |
| Beta Delphini | Beta Delphini |
| Beta function | Funkcja Β |
| Beta Gruis | Aldanab |
| Beta Israel | Felaszowie |
| Beta Librae | Zubenelschemali |
| Beta Lyrae variable | Gwiazdy zmienne typu Beta Lyrae |
| Beta oxidation | Beta-oksydacja |
| Beta Pegasi | Scheat |
| beta radiation | promieniowanie beta |
| Beta Scorpii | Acrab |
| Beta sheet | Harmonijka beta |
| Beta Tauri | Nath |
| Beta Ursae Majoris | Merak |
| Beta Ursae Minoris | Kochab |
| Beta-alanine | Beta-alanina |
| Beta-glucan | Betaglukan |
| Beta-hydroxy beta-methylbutyrate | HMB |
| Beta-lactam | Antybiotyki beta-laktamowe |
| Beta-lactam antibiotic | Antybiotyki beta-laktamowe |
| Betaines | Betainy |
| Betazoid | Betazoidzi |
| Betelgeuse | Betelgeza |
| Beth Anderson | Muzyka |
| Beth din | Bejt din |
| Bethanie Mattek | Bethanie Mattek |
| Bethany | Betania |
| Bethany Joy Galeotti | Bethany Joy Galeotti |
| Bethe-Bloch formula | Wzór Bethego-Blocha |
| Bethlehem | Betlejem |
| Bethlehem Chapel | Kaplica Betlejemska w Pradze |
| Bethlehem of Galilee | Betlejem |
| Bethphage | Betfage |
| Bethsaida | Betsaida |
| Betim | Beryl |
| Betlanovce | Betlanovce |
| Betonica | Bukwica lekarska |
| betray | zdradzać |
| betrayal | zdrada |
| betrayer | zdrajca |
| betroth | zaręczyć się |
| betrothal | zaręczyny |
| betrothed | narzeczona |
| Betsy | Elizabeth |
| betta | bojownik |
| Bette Davis | Bette Davis |
| Bette Midler | Bette Midler |
| Bettembourg | Bettembourg |
| Betten | Betten |
| Bettens | Bettens |
| better | lepiej |
| better an egg today than a hen tomorrow | lepszy wróbel w garści niż gołąb na dachu |
| better half | lepsza połowa |
| better late than never | lepiej późno niż wcale |
| better safe than sorry | strzeżonego Pan Bóg strzeże |
| Bettina von Arnim | Bettina von Arnim |
| Betting forecast | Rokowanie |
| Betting strategy | Martyngał |
| Bettino Craxi | Bettino Craxi |
| Betty | Elizabeth |
| Betty Friedan | Betty Friedan |
| Betty Williams | Elisabeth Williams |
| Betula | Brzoza |
| Betulaceae | Brzozowate |
| between | między |
| between a rock and a hard place | między młotem a kowadłem |
| Between the Buttons | Between the Buttons |
| between the hammer and the anvil | między młotem a kowadłem |
