| biorytm | biorhythm |
| BIOS | BIOS |
| biosfär | biosphere |
| biosfär-reservat | biosphere reserve |
| Biosfärreservatet i Rio Plátano | Río Plátano Biosphere Reserve |
| BioShock | BioShock |
| Biosphère Montréal | Biosphere |
| biosyntes | biosynthesis |
| Biot-Savarts lag | Biot-Savart law |
| bioteknik | biotechnology |
| bioteknisk fara | biotechnological hazard |
| biotillgänglighet | bio-availability |
| Biotin | Biotin |
| biotisk faktor | biotic factor |
| biotiskt index | biotic index |
| biotop | biotope |
| biotopföreskrifter | biotope order |
| biotopförlust | loss of biotope |
| biotopnät | biotope network |
| biotopordning | biotope order |
| biovetenskaper | life science |
| Bioware | BioWare |
| Bipacksedel | Patient information leaflet |
| biplan | double-decker |
| BIPM | International Bureau of Weights and Measures |
| bipolaritet | bipolarity |
| bipolär | bipolar |
| Bipolär transistor | Bipolar junction transistor |
| bipolärt syndrom | bipolar disorder |
| biprodukt | by-product |
| Biptest | Multi-stage fitness test |
| bira | brewski |
| birdie | birdie |
| BirdLife International | BirdLife International |
| Birendra | Birendra of Nepal |
| Biretta | Biretta |
| Birger Brosa | Birger Brosa |
| Birger Eriksen | Birger Kristian Eriksen |
| Birger jarl | Birger jarl |
| Birger jarls Torg | Birger Jarls Torg |
| Birger jarls torn | Birger Jarls torn |
| Birger Magnusson | Birger of Sweden |
| Birgisch | Birgisch |
| Birgit | Bridget |
| Birgit Nilsson | Birgit Nilsson |
| Birgitta | Bridget |
| Birgu | Birgu |
| Birjand | Birjand |
| Birka | Birka |
| Birkala | Pirkkala |
| Birkaland | Pirkanmaa |
| Birkarl | Birkarls |
| Birkebeinar | Birkebeiner |
| Birkenes kommun | Birkenes |
| Birkenhead | Birkenhead |
| Birkeröds kommun | Birkerød |
| Birkinväskan | Birkin Bag |
| Birkirkara | Birkirkara |
| Birmingham | Birmingham |
| Birmingham International Airport | Birmingham International Airport |
| Birobidzjan | Birobidzhan |
| biroll | bit part |
| Bironico | Bironico |
| Birr | Ethiopian birr |
| Birrhard | Birrhard |
| Birrwil | Birrwil |
| Birsfelden | Birsfelden |
| Birth of the Cool | Birth of the Cool |
| Birthe Wilke | Birthe Wilke |
| Biréli Lagrène | Biréli Lagrène |
| Birżebbuġa | Birżebbuġa |
| Biržai | Biržai |
| Bis | BIS |
| bisak | side issue |
| Bisaltien | Bisaltia |
| bisam | muskrat |
| bisamråtta | musquash |
| bisarr | cranky |
| bisarra | bizarre |
| bisats | subordinate clause |
| Bisaya | Visayans |
| Biscayabukten | Bay of Biscay |
| Bischofshofen | Bischofshofen |
| Bischofswerda | Bischofswerda |
| bisexual | bisexuell |
| Bisexualitet | Bisexuality |
| bisexuell | bisexual |
