Definition of vesicle
1a : a membranous and usually fluid-filled pouch (such as a cyst, vacuole, or cell) in a plant or animalb : a small abnormal elevation of the outer layer of skin enclosing a watery liquid : blisterc : a pocket of embryonic tissue that is the beginning of an organ
2 : a small cavity in a mineral or rock
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Origin and Etymology of vesicle
Middle French vesicule, from Latin vesicula small bladder, blister, from diminutive of vesica
First Known Use: 1578
Medical Dictionary
vesicle
playMedical Definition of vesicle
1a: a membranous and usually fluid-filled pouch (as a cyst, vacuole, or cell) in a plant or animalb: synaptic vesicle
2: a small abnormal elevation of the outer layer of skin enclosing a watery liquid : blister
3: a pocket of embryonic tissue that is the beginning of an organ—see brain vesicle, optic vesicle, otic vesicle
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Spanish Central: Translation of vesicle Nglish: Translation of vesicle for Spanish speakers Britannica English: Translation of vesicle for Arabic speakers
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