| bisseção | bissection |
| bisteca | bifteck |
| Bister | Bister |
| Bistriţa | Bistriţa |
| Bistriţa-Năsăud | Judeţ de Bistriţa-Năsăud |
| bistrô | bistro |
| bisturi | scalpel |
| bisão | bison |
| bisão europeu | bison d'europe |
| bisão-americano | bison |
| bisão-europeu | bison |
| bisăo europeu | bison d'europe |
| bit | bit |
| Bit NX | NX Bit |
| Bit quântico | Qubit |
| Bitam | Bitam |
| Bitburg-Prüm | Bitburg-Prüm |
| Bitlis | Bitlis |
| BITNET | Bitnet |
| bitoca | grosse bise |
| bitola | écartement |
| Bitonto | Bitonto |
| Bitrate | Débit binaire |
| Bitsch | Bitsch |
| Bitterfeld | Bitterfeld |
| BitTornado | BitTornado |
| BitTorrent | BitTorrent |
| bituca | mégot |
| bitácula | habitacle |
| Bitínia | Bithynie |
| bivacar | camper |
| bivalve | bivalve |
| Bivalvia | Bivalvia |
| bivalvo | bivalve |
| bivaque | bivouac |
| Bivio | Bivio |
| Bixaceae | Bixaceae |
| Bixente Lizarazu | Bixente Lizarazu |
| bixo | bleu |
| Bizacena | Byzacène |
| bizantino | byzantin |
| bizarro | grotesque |
| Bizots | Les Bizots |
| Bizâncio | Byzance |
| Bière | Bière |
| Bié | Bié |
| biógrafa | biographe |
| biógrafo | biographe |
| bióloga | biologiste |
| biólogo | biologiste |
| biópsia | biopsie |
| biótopo | biotope |
| bióxido | dioxyde |
| biônico | bionique |
| Biłgoraj | Biłgoraj |
| BJ | BJ |
| Bjarne Stroustrup | Bjarne Stroustrup |
| Bjurholm | Commune de Bjurholm |
| Bjuv | Commune de Bjuv |
| Björk | Björk |
| Björn Borg | Björn Borg |
| Björn Ulvaeus | Björn Ulvaeus |
| Bjørnstjerne Bjørnson | Bjørnstjerne Bjørnson |
| BK | BK |
| BK Frem | BK Frem Copenhague |
| BK Skjold | BK Skjold |
| BL | BL |
| Blaabjerg | Blaabjerg |
| blablablá | blablabla |
| Black | Black |
| Black Celebration | Black Celebration |
| Black Elk | Black Elk |
| Black Eyed Peas | Black Eyed Peas |
| Black Flag | Black Flag |
| Black Francis | Frank Black |
| Black Hawk | Black Hawk |
| Black Hawk Down | La Chute du faucon noir |
| Black Jack | Blackjack |
| Black Mesa East | Black Mesa Est |
| Black Mesa Research Facility | Centre de recherche de Black Mesa |
| Black metal melódico | Black metal symphonique |
| Black metal nacional socialista | National socialist black metal |
| black power | afro |
| Black River | Rivière Noire |
| Black Sabbath | Black Sabbath |
| black-tie | tenue de soirée |
| Blackadder | La Vipère noire |
| BlackBerry | BlackBerry |
| Blackburn | Blackburn |
| Blackburn Rovers FC | Blackburn Rovers Football Club |
| Blackfoot | Pieds-Noirs |
| Blackjack | Blackjack |
| Blackpool | Blackpool |
| Blacksburg | Blacksburg |
| Blackwater USA | Blackwater USA |
| Blackwood | Blackwood |
| Blacy | Blacy |
| Blade | Blade |
| Blade II | Blade II |
| Blade Runner | Blade Runner |
| Blagoevgrad | Blagoevgrad |
| Blagoveshchensk | Blagovechtchensk |
| Blaise Cendrars | Blaise Cendrars |
| Blaise Compaoré | Blaise Compaoré |
| Blaise de Vigenère | Blaise de Vigenère |
| Blaise Pascal | Blaise Pascal |
| Blaj | Blaj |
| Blanc | Le Blanc |
| Blanca | Bianca |
| Blannay | Blannay |
| Blanquefort | Blanquefort |
| Blantyre | District de Blantyre |
| Blasco Núñez Vela | Blasco Núñez Vela |
| blasfemador | blasphémateur |
