ventricle

 
Pronunciation: /ˈvɛntrɪk(ə)l/

noun

Anatomy
  • a hollow part or cavity in an organ, in particular:
  • each of the two main chambers of the heart, left and right.
  • each of the four connected fluid-filled cavities in the centre of the brain.

Derivatives

ventricular

Pronunciation: /-ˈtrɪkjʊlə/
adjective

Origin:

late Middle English: from Latin ventriculus, diminutive of venter 'belly'