| bimetalismo | bimetallism |
| bimetálico | bimetallic |
| bimotor | twin-engine |
| Binaria | Bit |
| Binaria cerrada | Close binary star |
| Binaria de espectro doble | Two spectrum binary star |
| Binaria eclipsante | Eclipsing binary star |
| Binaria espectroscópica | Spectroscopic binary star |
| Binaria interactiva | Interacting binary star |
| Binaria semi-resuelta | Semidetached binary star |
| binario | binary |
| Binary space partitioning | Binary space partitioning |
| Bingen Fernández | Bingen Fernández |
| bingo | bingo |
| Bingo Pinball | Bingo Pinball |
| Bingol | Bingöl |
| Binh Dinh | Binh Dinh Province |
| Biniax | SameGame |
| binio | bit |
| Binisalem | Binissalem |
| Binn | Binn |
| binocular | binocular |
| binoculares | binoculars |
| binomial | binomial |
| binomio | binomial |
| Bint-Anat | Bintanath |
| Bintumani | Mount Bintumani |
| Binyamina | Binyamina |
| binómico | binomial |
| Bio-Art | BioArt |
| bioacumulación | bioaccumulation |
| bioacumulativo | bioaccumulative |
| bioarma | biological weapon |
| biocarburante | biofuel |
| biocarburantes | biofuel |
| biocenosis | biocoenosis |
| Biocentrismo | Biocentrism |
| Biochip | Biochip |
| biocida | biocide |
| biocidas | biocide |
| biociencia | bioscience |
| bioclimatología | bioclimatology |
| biocombustible | biofuel |
| biocronología | biochronology |
| Biodanza | Biodanza |
| biodegradabilidad | biodegradability |
| biodegradable | biodegradable |
| biodegradación | biodegradation |
| Biodinámica | Biodynamics |
| biodisponibilidad | bioavailability |
| biodiversidad | biodiversity |
| biodiésel | biodiesel |
| Biodôme de Montreal | Montreal Biodome |
| biofeedback | biofeedback |
| biofilia | biophilia |
| biofiltrado | biofiltration |
| biofísica | biophysics |
| biogeografía | biogeography |
| Bioggio | Bioggio |
| biografieta | biographette |
| biografía | biography |
| biográfico | biographic |
| biogás | biogas |
| biogénesis | biogenesis |
| bioinformática | bioinformatics |
| Bioko | Bioko |
