vesicle

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noun ves·i·cle \ˈve-si-kəl\

Definition of vesicle

  1. 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. 2 :  a small cavity in a mineral or rock

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

play
noun ves·i·cle \ˈves-i-kəl\

Medical Definition of vesicle

  1. 1a:  a membranous and usually fluid-filled pouch (as a cyst, vacuole, or cell) in a plant or animalb:  synaptic vesicle

  2. 2:  a small abnormal elevation of the outer layer of skin enclosing a watery liquid :  blister

  3. 3:  a pocket of embryonic tissue that is the beginning of an organ—see brain vesicle, optic vesicle, otic vesicle


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