Meaning of the word bulla in English

What does bulla mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

bulla

US /ˈbʊl.ə/
UK /ˈbʊl.ə/

Noun

1.

a large blister or skin vesicle filled with fluid

Example:
The burn resulted in a painful bulla on her arm.
The doctor drained the large bulla to relieve the pressure.
2.

a hollow, bony prominence, especially on the skull

Example:
The auditory bulla in mammals houses the middle and inner ear structures.
Fossil evidence often includes well-preserved cranial bullae.
3.

a lead seal attached to a papal bull or other official document

Example:
The ancient decree was authenticated by a heavy lead bulla.
Historians studied the intricate designs on the papal bulla.