| Word | Definitions | Synonyms |
|---|---|---|
| bifocal | (adjective) having two foci | - |
| bifocals | (noun) (plural) eyeglasses having two focal lengths, one for near vision and the other for far vision | - |
| bifoliate | (adjective) having two leaves | - |
| biform | (adjective) having or combining two forms | - |