from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A round seal affixed to a papal bull.
- n. Pathology A large blister or vesicle.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A blister, vesicle, or other thin-walled cavity or lesion.
- n. A clay envelope or hollow ball, typically with seal impressions or writing on its outside indicating its contents.
- n. In ancient Rome, a kind of amulet or boss.
- n. Later, handwritten document from the papal chancellery.
from the GNU version of the Collaborative International Dictionary of English
- n. A bleb; a vesicle, or an elevation of the cuticle, containing a transparent watery fluid.
- n. The ovoid prominence below the opening of the ear in the skulls of many animals.
- n. A leaden seal for a document; esp. the round leaden seal attached to the papal bulls, which has on one side a representation of St. Peter and St. Paul, and on the other the name of the pope who uses it.
- n. A genus of marine shells. See Bubble shell.
from The Century Dictionary and Cyclopedia
- n. An ornament in the form of a capsule or locket, in use among the ancient Romans, who adopted it from the Etruscans.
- n. A seal attached to a document.
- n. Any ornament of rounded form, especially if suspended, such as those which are attached by small chains to the Hungarian crown.
- n. In pathology, a bleb or portion of epidermis raised by the extravasation of a transparent watery fluid, as in erysipelas, etc.
- n. In anatomy, an inflated portion of the bony external meatus of the ear, forming a more or less well-marked prominence on each side at the base of the skull of many animals, usually constituted by a bulbous tympanic bone. Also called bulla ossea. See extract.
- n. [capitalized] A genus of tectibranchiate (or pleurobranchiate) gastropods, to which very different limits have been assigned.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (pathology) an elevation of the skin filled with serous fluid
- n. the round leaden seal affixed to a papal bull
Medieval Latin, from Latin, bubble, seal.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin bulla ("bubble"). (Wiktionary)