| billion | milijarda |
| Billy Boyd | Billy Boyd |
| Billy Bragg | William Henry Bragg |
| Billy Garrett | Billy Garrett |
| billy goat | kozel |
| Billy Idol | Billy Idol |
| Billy Mills | Billy Mills |
| Bin | Skrinjica |
| Binary asteroid | Dvojni asteroid |
| Binary heap | Kopica |
| Binary star | Dvojna zvezda |
| Bindal | Bindal |
| binoculars | daljnogled |
| binomial | binom |
| binomial nomenclature | dvočlensko poimenovanje |
| Binth | Deveti |
| bio-availability | biorazpoložljivost |
| bioaccumulation | bioakumulacija |
| bioaccumulative pollutant | bioakumulacijsko onesnaževalo |
| Bioacoustics | Bioakustika |
| biochemical method | biokemijska metoda |
| biochemical oxygen demand | biološka potreba po kisiku |
| biochemical process | biokemijski proces |
| biochemical substance | biokemična snov |
| biochemistry | biokemija |
| biocide | biocid |
| bioclimatology | bioklimatologija |
| biocoenosis | biocenoza |
| bioconcentration factor | faktor biokoncentracije |
| biodegradability | biorazgradljivost |
| biodegradable pollutant | biorazgradljivo onesnaževalo |
| biodegradation | biorazgradnja |
| biodiversity | biotska raznovrstnost |
| bioethics | bioetika |
| biofiltration | biofiltracija |
| biofuel | biogorivo |
| biogas | bioplin |
| biogeochemical cycle | biogeokemijski cikel |
| biogeographical region | biogeografska regija |
| biogeography | biogeografija |
| biography | življenjepis |
| bioinformatics | bioinformatika |
| biological analysis | biološka analiza |
| biological contamination | biološka kontaminacija |
| biological development | biološki razvoj |
| biological effect | biološka posledica |
| biological engineering | biološko inženirstvo |
| biological heritage | biološka dediščina |
| Biological inheritance | Dedič |
| Biological membrane | Celična membrana |
| biological monitoring | biološki monitoring |
| biological pest control | biološko zatiranje škodljivcev |
| biological pollutant | biološko onesnaževalo |
| biological pollution | biološko onesnaženje |
| biological process | biološki proces |
| biological production | biološka proizvodnja |
| Biological reproduction | Razmnoževanje |
| biological reserve | biološki rezervat |
| biological resource | biološki viri |
| biological science | biologija |
| biological test | biološki preskus |
| biological treatment | biološko čiščenje odpadnih vod |
| Biological type | Podatkovni tip |
| biological waste gas purification | biološko čiščenje odpadnih plinov |
| biological waste treatment | biološka obdelava odpadkov |
| biological wastewater treatment | biološko čiščenje odpadnih vod |
| biological water balance | biološko vodno ravnovesje |
| biological weapon | biološko orožje |
| biology | biologija |
| bioluminescence | bioluminiscenca |
| biomarker | biološki kazalec |
| biomass | biomasa |
| biomass energy | energija biomase |
| biome | biom |
| Biometric passport | Potni list |
| Biometrics | Biometrija |
