ˈbu̇lə noun
( plural bul·lae -ˌlē, -ˌlī, esp in sense 2 -ˌlā)
Etymology: Latin, bubble, boss, amulet — more at poll (head)
1. : a small case of leather or of metal usually lenticular in shape, designed to contain amulets, and suspended by a cord around the neck by ancient Romans ; broadly : a rounded ornament used as a pendant, boss, knob, or stud in Roman costume or architecture
2.
[Medieval Latin, from Latin]
: a seal appended to a document ; especially : the round usually lead seal attached to the papal bulls that has on one side a representation of St. Peter and St. Paul and on the other the name of the pope who uses it
3.
[New Latin, from Latin]
: a hollow thin-walled rounded bony prominence (as that situated beneath the opening of the ear of many mammals)
4.
[New Latin, from Latin]
: a large vesicle or an elevation of the cuticle usually containing serum : a large blister — compare bleb
5.
[New Latin, from Latin]
: a transparent or weakly chitinized spot in the wing vein of certain insects