Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

vesicle

play
noun ves·i·cle \ˈve-si-kəl\

Definition of vesicle

  1. 1 a :  a membranous and usually fluid-filled pouch (as a cyst, vacuole, or cell) in a plant or animal b :  a small abnormal elevation of the outer layer of skin enclosing a watery liquid :  blister c :  a pocket of embryonic tissue that is the beginning of an organ

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



Origin 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 auditory vesicle, brain vesicle, optic vesicle




Learn More about vesicle


Seen and Heard

What made you want to look up vesicle? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

duvet kittly-benders pince-nez spindrift
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ