Share this entry

Share this page

Pacinian corpuscle

Syllabification: Pa·cin·i·an cor·pus·cle
Pronunciation: /pəˌsinēən ˈkôrpəs(ə)l
 
/

Definition of Pacinian corpuscle in English:

noun

Anatomy
An encapsulated ending of a sensory nerve that acts as a receptor for pressure and vibration.
Example sentences
  • Hair follicles and smooth muscle (arrector pili), sweat and sebaceous glands, and Pacinian corpuscles are located in the reticular layer.
  • The feet of elephants are more than mere clumping cylinders; their interiors are filled with vibration sensors known as Pacinian corpuscles, which have a structure similar to an onion, with a slimy gel between each layer.
  • Snakes have simple nerve endings for vibration perception and Herbst corpuscles in birds and Pacinian corpuscles in Eutherian mammals allow for perception of vibrations.

Origin

late 19th century: named after Filippo Pacini (1812–83), Italian anatomist.

Definition of Pacinian corpuscle in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day tenebrous
Pronunciation: ˈtenəbrəs
adjective
dark; shadowy or obscure