| birthmark | mancha |
| birthplace | lugar de nacimiento |
| birthrate | natalidad |
| birthright | derecho de primogenitura |
| Biruaca | Municipio Biruaca |
| biryani | biryani |
| Birán | Birán |
| Biréli Lagrène | Biréli Lagrène |
| Birżebbuġa | Birżebbuġa |
| Bisaccia | Bisaccia |
| Bisaltia | Bisaltia |
| Biscay | Vizcaya |
| Biscay Bay | Golfo de Vizcaya |
| Biscayan | Dialecto vizcaíno |
| Biscayne Bay | Golfo de Vizcaya |
| Biscayne National Park | Parque Nacional Biscayne |
| biscuit | bollo |
| Biscuit cooky | Pastel |
| Bise | Beso |
| bisect | bisecar |
| bisection | bisección |
| Bisection method | Método de bisección |
| bisector | bisector |
| Bisento | Bisento |
| Biserica Neagră | Iglesia Negra |
| bisexual | bisexual |
| Bisexual pride flag | Bandera del orgullo bisexual |
| Bisexuality | Bisexualidad |
| Bishkek | Biskek |
| Bishnupriya Manipuri | Bishnupriya Manipuri |
| Bishnupriya Manipuri language | Bishnupriya Manipuri |
| Bisho | Bisho |
| bishop | obispo |
| Bishop John II of Jerusalem | Juan II |
| Bishop of Linköping | Obispos de Linköping |
| Bishop of Rome | Papa |
| Bishop of Urgell | Obispo de Urgell |
| Bishop of Visby | Obispos de Visby |
| bishopric | obispado |
| Bishōjo | Bishōjo |
| Bishōjo game | Juego bishōjo |
| Bishōnen | Bishōnen |
| Biskra | Provincia de Biskra |
| Biskra Province | Provincia de Biskra |
| Bislama | bislama |
| Bismarck | Bismarck |
| Bismarck Archipelago | Archipiélago Bismarck |
| Bismarck Barreto Faria | Bismarck |
| Bismarck class battleship | Bismarck |
| Bismarck tower | Torre Bismarck |
| Bismarck tower Szczecin | Bismarckturm Szczecin |
| Bismarck-Denkmal | Monumento a Bismarck en Hamburgo |
| Bismarckia | Bismarckia |
| bismuth | bismuto |
| bison | bisonte |
| Bison latifrons | Bison latifrons |
| Bissau | Bissau |
| Bissau Region | Bissau |
| bissextile | bisiesto |
| Bistable circuit | Biestable |
| Bistrica | Bistriţa |
| Bistritsa | Bistriţa |
| Bistriţa | Bistriţa |
| Bistriţa River | Bistriţa |
| Bistriţa-Năsăud County | Bistriţa-Năsăud |
| bistro | bistró |
| bisulfate | bisulfato |
| bit | huella |
| bit by bit | poco a poco |
| Bit byte | Byte |
| Bit depth | Profundidad de color |
| bit mapped screen | pantalla en mapa de bits |
| bit of news | noticia |
| bit of skirt | falda |
| bit part | papel secundario |
| bitch | perra |
| Bitche | Flagelo |
| bitchy | sucio |
| bite | picar |
| bite back | contener |
| bite off | arrancar con los dientes |
| bite off more than one can chew | abarcar más de lo que se puede |
| bite out | pegar un mordisco |
| bite the dust | morder la tierra |
| Bithyni | Bitinios |
| Bithynia | Bitinia |
| biting | áspero |
| Bitis | Bitis |
| Bitis gabonica | Bitis gabonica |
| Bitlis Province | Provincia de Bitlis |
| bitmap | mapa de bits |
| Bitmap graphics editor | Editor de gráficos de mapa de bits |
| BITNET | Bitnet |
| Bitola | Bitola |
| Bitola municipality | Bitola |
| Bitonto | Bitonto |
| bits per second | bits por segundo |
| Bitsch | Bitsch |
| BitSpirit | BitSpirit |
| bitstock | berbiquí |
| bitt | bita |
| bitter | resentido |
| bitter harangue | invectiva |
| bitter melon | melón amargo |
| Bitter Sweet Symphony | Bitter sweet symphony |
| bitter-ender | intransigente |
| Bitterballen | Bitterballen |
| Bitterfeld | Distrito de Bitterfeld |
| bitterly | amargar |
| bittern | avetoro |
| bitterness | rencor |
| bitters | gotas amargas |
| bittersweet | dulcamara |
| BitTornado | BitTornado |
| BitTorrent | BitTorrent |
| BitTorrent client | Cliente BitTorrent |
| BitTorrent tracker | Tracker |
| bitumen | betún |
| bituminous | bituminoso |
| Bituminous peat | Turba |
| Bituminous shale | Pizarra bituminosa |
| Biu-Mandara languages | Lenguas biu-mandara |
| Biuret | Biuret |
| Biuret reagent | Reactivo del biuret |
| bivalent | bivalente |
| bivalve | bivalvo |
| Bivalves | Bivalvia |
| Bivalvia | Bivalvia |
