a sizable vesicle or bulla typically containing a serous liquid a blister a bubble like in water-glass etc
- (pathology) a level of the skin filled with serous substance
- a sizable vesicle or bulla, usually containing a serous fluid; a blister; a bubble, such as liquid, glass, etc.
A bladder-like framework more than 5 mm in diameter with slim wall space that could be full of fluid. Also known as a bulla.
c.1600, "blister or inflammation," imitative. Also useful for "bubble" (1640s), "protuberance on a cell surface" (1962).
(n.) A large vesicle or bulla, typically containing a serous substance; a blister; a bubble, such as water, glass, etc.