| A | B |
|---|
| Bicolor | having two different colors |
| Bicuspid | a two-pointed tooth located in the side of the jaw |
| Bicycle | a vehicle with two wheels |
| Biennial | happening every two years |
| Bifocals | eyeglasses with lenses that have two different sections |
| Bilingual | able to speak two different languages |
| Bimonthly | happening every two months |
| Biped | a two footed creature |
| Biplane | an airplane with two pairs of wings |
| Biweekly | happening every two weeks |
