| basically | a princípio |
| basicity | basicidade |
| basics | base |
| basidiomycete | basidiomicetos |
| Basidiomycota | Basidiomycota |
| basil | basilicão |
| basil (Ocimum basilicum)uver | manjericão |
| Basil I | Basílio I |
| Basil II | Basílio II |
| Basil Liddell Hart | Basil Liddell Hart |
| Basil of Caesarea | Basílio de Cesareia |
| Basil Valentine | Basilio Valentim |
| Basil Zaharoff | Basil Zaharoff |
| basilica | basílica |
| Basilica Aemilia | Basílica Emília |
| Basilica di San Clemente | San Clemente |
| Basilica di San Miniato al Monte | Basílica di San Miniato al Monte |
| Basilica di Santa Croce di Firenze | Basílica da Santa Cruz |
| Basilica di Santa Maria Maggiore | Basílica de Santa Maria Maior |
| Basilica di Santa Maria Novella | Santa Maria Novella |
| Basilica Julia | Basílica Júlia |
| Basilica of Maxentius | Basílica de Constantino |
| Basilica of Our Lady of Guadalupe | Basílica de Guadalupe |
| Basilica of Our Lady of Peace of Yamoussoukro | Basílica de Nossa Senhora da Paz de Yamoussoukro |
| Basilica of Our Lady of the Pillar | Basílica do Pilar |
| Basilica of Saint Anthony of Padua | Basílica de Santo Antonio de Pádua |
| Basilica of Saint Paul Outside the Walls | Basílica de São Paulo fora dos Muros |
| Basilica of San Isidoro | Basílica de San Isidoro de León |
| Basilica of San Vitale | Basílica de San Vitale |
| Basilica of Santa Maria Novella | Santa Maria Novella |
| Basilica of the National Shrine of Our Lady of Aparecida | Basílica de Nossa Senhora Aparecida |
| Basilicata | Basilicata |
| Basilides | Basílides |
| Basiliscus | Basilisco |
| basilisk | basilisco |
| Basilosaurus | Basilosaurus |
| basin | pia |
| basis | base |
| Basis function | Função de base |
| Basis set | Base |
| bask | tomar sol |
| basket | cesta |
| Basket chair | Buinho |
| basketball | bola |
| Basketball at the Summer Olympics | Basquetebol nos Jogos Olímpicos |
| basketball game | basquetebol |
| basketball player | basquetebolista |
| Basketball position | Basquetebol |
| basketball shoe | tênis de basquetebol |
