bulla

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1. A round seal affixed to a papal bull.
2. Pathology. A large blister or vesicle.

[Medieval Latin, from Latin, bubble, seal.]

A circumscribed, elevated lesion of the skin containing fluid and measuring more than 5 mm in diameter.

A circular metal boss used by the ancient Romans as a decoration for fastening parts of doors; often highly ornamented.

bulla

Pl. bullae [L.] a blister; a circumscribed, fluid-containing, elevated lesion of the skin, usually more than 5 mm in diameter.

• emphysematous b. — spherical air-filled cavities in the interlobular spaces and under the pleura, often in large numbers, as part of a general state of pulmonary emphysema.
• lacrimal b. — a large extension of the thin bony wall of the maxillary sinus in the ox, which bulges into the ventral part of the orbit. There is a small lacrimal bulla also in the pig.
• osseous b. — see tympanic bulla (below).
• tympanic b. — a thin-walled bony capsule which houses an extension of the cavity of the middle ear, the tympanic cavity.

Look up bulla in Wiktionary, the free dictionary.

Bulla may refer to:

Contents 1 In geography 2 In science, medicine and nature 3 In antiquity 4 In business 5 In media 6 See also

In geography

• Bulla, Victoria, a town in Australia
• Bulla Island, an island in the Caspian Sea

In science, medicine and nature

• Bulla (genus), a group of marine snails
• Bulla (dermatology) (plural bullae), is the medical term for a large vesicle
• Blister, a fluid-filled bubble on the skin caused by burning, friction or infection

In antiquity

• Bulla (seal) (plural bullae), a means of securing contents
• Bulla (amulet) (plural bullae), a type of talisman

In business

• Bulla Dairy Foods, a major Australian dairy company

In media

• The English language version name of Bra (Dragon Ball), an anime character
• A character and alias of British comedian Ricky Grover

See also

• Bula (disambiguation)
• Bulleh Shah

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