Definition of vesicle

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Vesicle (n.) A cavity or sac, especially one filled with fluid; as, the umbilical vesicle..

Lern More About Vesicle

Encysted :: Encysted (a.) Inclosed in a cyst, or a sac, bladder, or vesicle; as, an encysted tumor..
Herpes :: Herpes (n.) An eruption of the skin, taking various names, according to its form, or the part affected; especially, an eruption of vesicles in small distinct clusters, accompanied with itching or tingling, including shingles, ringworm, and the like; -- so called from its tendency to creep or spread from one part of the skin to another..
Nucleoplasmic :: Nucleoplasmic (a.) Of or pertaining to nucleoplasm; -- esp. applied to a body formed in the developing ovum from the plasma of the nucleus of the germinal vesicle.
Eczema :: Eczema (n.) An inflammatory disease of the skin, characterized by the presence of redness and itching, an eruption of small vesicles, and the discharge of a watery exudation, which often dries up, leaving the skin covered with crusts; -- called also tetter, milk crust, and salt rheum..
Cystocarp :: Cystocarp (n.) A minute vesicle in a red seaweed, which contains the reproductive spores..
Acephalocyst :: Acephalocyst (n.) A larval entozoon in the form of a subglobular or oval vesicle, or hydatid, filled with fluid, sometimes found in the tissues of man and the lower animals; -- so called from the absence of a head or visible organs on the vesicle. These cysts are the immature stages of certain tapeworms. Also applied to similar cysts of different origin..
Otocyst :: Otocyst (n.) An auditory cyst or vesicle; one of the simple auditory organs of many invertebrates, containing a fluid and otoliths; also, the embryonic vesicle from which the parts of the internal ear of vertebrates are developed..
Umbilication :: Umbilication (n.) A slight, navel-like depression, or dimpling, of the center of a rounded body; as, the umbilication of a smallpox vesicle; also, the condition of being umbilicated..
Splanchno-skeleton :: Splanchnopleure (n.) The inner, or visceral, one of the two lamellae into which the vertebrate blastoderm divides on either side of the notochord, and from which the walls of the enteric canal and the umbilical vesicle are developed. See Somatopleure..
Seminiferous :: Seminiferous (a.) Seed-bearing; producing seed; pertaining to, or connected with, the formation of semen; as, seminiferous cells or vesicles..
Areola :: Areola (n.) The colored ring around the nipple, or around a vesicle or pustule..
Bleb :: Bleb (n.) A large vesicle or bulla, usually containing a serous fluid; a blister; a bubble, as in water, glass, etc..
Blister :: Blister (n.) A vesicle of the skin, containing watery matter or serum, whether occasioned by a burn or other injury, or by a vesicatory; a collection of serous fluid causing a bladderlike elevation of the cuticle..
Scab :: Scab (n.) An incrustation over a sore, wound, vesicle, or pustule, formed by the drying up of the discharge from the diseased part..
Umbilicated :: Umbilicated (a.) Depressed in the middle, like a navel, as a flower, fruit, or leaf; navel-shaped; having an umbilicus; as, an umbilicated smallpox vesicle..
Pedicel :: Pedicel (n.) A slender support of any special organ, as that of a capsule in mosses, an air vesicle in algae, or a sporangium in ferns..
Planula :: Planula (n.) In embryonic development, a vesicle filled with fluid, formed from the morula by the divergence of its cells in such a manner as to give rise to a central space, around which the cells arrange themselves as an envelope; an embryonic form intermediate between the morula and gastrula. Sometimes used as synonymous with gastrula..
Smallpox :: Smallpox (n.) A contagious, constitutional, febrile disease characterized by a peculiar eruption; variola. The cutaneous eruption is at first a collection of papules which become vesicles (first flat, subsequently umbilicated) and then pustules, and finally thick crusts which slough after a certain time, often leaving a pit, or scar..
Bladderwort :: Bladderwort (n.) A genus (Utricularia) of aquatic or marshy plants, which usually bear numerous vesicles in the divisions of the leaves. These serve as traps for minute animals. See Ascidium..
Itch :: Itch (n.) An eruption of small, isolated, acuminated vesicles, produced by the entrance of a parasitic mite (the Sarcoptes scabei), and attended with itching. It is transmissible by contact..
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