bulla

noun

1. A blister, vesicle, or other thin-walled cavity or lesion, as
2. A blister, vesicle, or other thin-walled cavity or lesion, as:
3. A clay envelope or hollow ball, typically with seal impressions or writing on its outside indicating its contents.
4. (historical)In ancient Rome, a kind of amulet or boss.
5. (historical)A handwritten document from the papal chancellery.
6. Any of several hollow structures as features of bones.

   “auditory bulla;   ethmoid bulla”

7. Any of several hollow structures as features of bones.
8. (countable, uncountable)A rich Jamaican cake made with molasses and spiced with ginger and nutmeg.

name

1. A surname.
2. A locality in the Cobar council area, central New South Wales, Australia.
3. A town in the City of Hume, Victoria, Australia.