VESICLE

vesicle, cyst

(noun) a small anatomically normal sac or bladderlike structure (especially one containing fluid)

Source: WordNet® 3.1


Etymology

Noun

vesicle (plural vesicles)

(cytology) A membrane-bound compartment found in a cell.

A small bladder-like cell or cavity; a vesicula.

(anatomy) A small sac or cyst or vacuole, especially one containing fluid. A blister formed in or beneath the skin, containing serum. A bleb.

(anatomy) A pocket of embryonic tissue that is the beginning of an organ.

(geology) A small cavity formed in volcanic rock by entrapment of a gas bubble during solidification.

Source: Wiktionary


Ves"i*cle, n. Etym: [L. vesicula, dim. of vesica a bladder, blister; akin to Skr. vasti bladder: cf. F. vésicule.]

Definition: A bladderlike vessel; a membranous cavity; a cyst; a cell. Specifically: --(a) (Bot.)

Definition: A small bladderlike body in the substance of vegetable, or upon the surface of a leaf. (b) (Med.)

Definition: A small, and more or less circular, elevation of the cuticle, containing a clear watery fluid. (c) (Anat.) A cavity or sac, especially one filled with fluid; as, the umbilical vesicle. (d) (Zoöl.) A small convex hollow prominence on the surface of a shell or a coral. (e) (Geol.) A small cavity, nearly spherical in form, and usually of the size of a pea or smaller, such as are common in some volcanic rocks. They are produced by the liberation of watery vapor in the molten mass.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

2 May 2025

MINESHAFT

(noun) excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine


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Coffee Trivia

Some 16th-century Italian clergymen tried to ban coffee because they believed it to be “satanic.” However, Pope Clement VII loved coffee so much that he lifted the ban and had coffee baptized in 1600.

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