bulla

noun
bul·​la | \ ˈbu̇-lə How to pronounce bulla (audio) \
plural bullae\ ˈbu̇-​ˌlē How to pronounce bullae (audio) , -​ˌlī \

Definition of bulla

1 [ Medieval Latin ] : the round usually lead seal attached to a papal bull
2 [ New Latin, from Latin ] : a hollow thin-walled rounded bony prominence
3 : a large vesicle or blister

First Known Use of bulla

14th century, in the meaning defined at sense 1

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More Definitions for bulla

bulla

noun
bul·​la | \ ˈbu̇l-ə How to pronounce bulla (audio) \
plural bullae\ ˈbu̇l-​ˌē How to pronounce bullae (audio) , -​ˌī How to pronounce bullae (audio) \

Medical Definition of bulla

1 : a hollow thin-walled rounded bony prominence
2 : a large vesicle or blister — compare bleb

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