| 释义 |
vesicle
ves·i·cle V0074500 (vĕs′ĭ-kəl)n. A small enclosed structure or cavity, especially:a. Cytology A membrane-bound structure within a cell in which materials such as enzymes are transported or stored.b. Anatomy A sac or cyst, especially one containing fluid.c. Medicine A blister of the skin.d. Geology A cavity formed in volcanic rock by entrapment of a gas bubble during solidification.
[Middle English, from Old French vesicule, from Latin vēsīcula, diminutive of vēsīca, bladder, blister.]vesicle (ˈvɛsɪkəl) or vesiculan1. (Pathology) pathol a. any small sac or cavity, esp one containing serous fluidb. a blister2. (Geological Science) geology a rounded cavity within a rock formed during solidification by expansion of the gases present in the magma3. (Botany) botany a small bladder-like cavity occurring in certain seaweeds and aquatic plants4. any small cavity or cell[C16: from Latin vēsīcula, diminutive of vesica] vesicular adj veˈsicularly advves•i•cle (ˈvɛs ɪ kəl)
n. 1. a. a small sac, cyst, or cavity, esp. one filled with fluid. b. blister (def. 1). 2. a small, spherical cavity in a rock or mineral, formed by expansion of a gas before the enclosing body solidified. [1570–80; < Latin vēsīcula little bladder. See vesica, -ule] ves·i·cle (vĕs′ĭ-kəl) A small fluid-filled sac in the body.vesicleA small sac or bladder that contains liquid.Thesaurus| Noun | 1. |  vesicle - a small anatomically normal sac or bladderlike structure (especially one containing fluid)cystdacryocyst, lacrimal sac, tear sac - either of the two dilated ends of the lacrimal ducts at the nasal ends of the eyes that fill with tears secreted by the lacrimal glandsdictyosome, Golgi apparatus, Golgi body, Golgi complex - a netlike structure in the cytoplasm of animal cells (especially in those cells that produce secretions)sac - a structure resembling a bag in an animalbleb, bulla, blister - (pathology) an elevation of the skin filled with serous fluidfollicle - any small spherical group of cells containing a cavityliposome - an artificially made microscopic vesicle into which nucleic acids can be packaged; used in molecular biology as a transducing vector |
Translationsvesículaampoulevescicolavesículavesicle
vesicle1. Pathola. any small sac or cavity, esp one containing serous fluid b. a blister 2. Geology a rounded cavity within a rock formed during solidification by expansion of the gases present in the magma 3. Botany a small bladder-like cavity occurring in certain seaweeds and aquatic plants vesicle[′ves·ə·kəl] (biology) A small, thin-walled bladderlike cavity, usually filled with fluid. (geology) A cavity in lava formed by entrapment of a gas bubble during solidification. Also known as air sac; bladder; saccus; vacuole; wing. vesicle
vesicle [ves´ĭ-k'l] 1. a small bladder or sac containing liquid.2. a small circumscribed elevation of the epidermis containing a serous fluid; a small blister.allantoic vesicle the internal hollow portion of the allantois.auditory vesicle a detached ovoid sac formed by closure of the auditory pit in the early embryo, from which the percipient parts of the inner ear develop.brain v's the five divisions of the closed neural tube in the developing embryo, including the telencephalon, diencephalon, mesencephalon, metencephalon, and myelencephalon.brain v's, primary the three earlier subdivisions of the embryonic neural tube, including the forebrain, midbrain, and hindbrain.brain v's, secondary the four brain vesicles formed by specialization of the forebrain and of the hindbrain in later embryonic development.chorionic vesicle the chorion of a mammal.encephalic v's brain vesicles.germinal vesicle the fluid-filled nucleus of an oocyte toward the end of prophase of its meiotic division.lens vesicle a vesicle formed from the lens pit of the embryo, developing into the crystalline lens.olfactory vesicle 1. the vesicle in the embryo that later develops into the olfactory bulb and tract.2. a bulbous expansion at the distal end of an olfactory cell, from which the olfactory hairs project.optic vesicle an evagination on either side of the forebrain of the early embryo, from which the percipient parts of the eye develop.otic vesicle auditory vesicle.seminal vesicle paired sacculated pouches attached to the posterior urinary bladder; the duct of each joins the ipsilateral ductus deferens to form the ejaculatory duct.umbilical vesicle the pear-shaped expansion of the yolk sac growing out into the cavity of the chorion, joined to the midgut by the yolk stalk.ves·i·cle (ves'i-kăl), Do not confuse this word with vesical.1. A small bladder or bladderlike structure.
See also: bleb, blister, bulla. Synonym(s): vesicula [TA]2. A small (that is, less than 1.0 cm in diameter), circumscribed elevation of the skin containing fluid.
See also: bleb, blister, bulla. 3. A small sac containing liquid or gas. 4. A closed structure surrounded by a single membrane. 5. In fungi, the swollen apex of the conidiophore in Aspergillus and some Penicillium species, or the swollen apex of the sporangiophore in some zygomycetous species. [L. vesicula, a blister, dim. of vesica, bladder] vesicle (vĕs′ĭ-kəl)n.1. A small sac or cyst, especially one containing liquid.2. A small circumscribed elevation of the skin containing serum.3. A membrane-bound structure within a cell in which materials such as enzymes are transported or stored.vesicle Dermatology A small skin blisterves·i·cle (ves'i-kĕl) 1. Synonym(s): vesicula. 2. A small, circumscribed elevation of the skin containing fluid.
See also: bleb, blister, bulla3. A small sac containing liquid or gas. [L. vesicula, a blister, dim. of vesica, bladder]vesicle 1. A small blister. 2. Any small pouch, as the SEMINAL VESICLES, the small bladders which store semen. From the Latin vesiculum, the diminutive of vesica, a bladder or bag. vesicle any small sac-like structure.VesicleA bump on the skin filled with fluid.Mentioned in: Hand-Foot-and-Mouth Disease, Impetigo, Rickettsialpoxvesicle 1. A small bladder or sac containing liquid. 2. A small elevation on the skin containing fluid, usually serous fluid. 3. Any structure that has the appearance of 1 or 2 above.
optic vesicle's Hollow, spherical neuroectodermal protrusions, one on each side of the forebrain. They are derived from the optic pits after closure of the embryonic neural tube. They subsequently invaginate to form the optic cup. The surface ectoderm overlying the optic vesicles invaginates to form the lens vesicle and eventually the crystalline lens. Syn. primary optic vesicle. See anophthalmia; optic cup; ectoderm; optic pit.ves·i·cle (ves'i-kĕl) 1. [TA] Small bladder or bladderlike structure. 2. A small circumscribed skin elevation containing fluid. 3. Small sac containing liquid or gas. [L. vesicula, a blister, dim. of vesica, bladder]vesicle
Related to vesicle: seminal vesicle, germinal vesicleSynonyms for vesiclenoun a small anatomically normal sac or bladderlike structure (especially one containing fluid)SynonymsRelated Words- dacryocyst
- lacrimal sac
- tear sac
- dictyosome
- Golgi apparatus
- Golgi body
- Golgi complex
- sac
- bleb
- bulla
- blister
- follicle
- liposome
|