Definition of ventricle in English:

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Pronunciation: /ˈvɛntrɪk(ə)l/


1A hollow part or cavity in an organ, in particular:
Example sentences
  • It communicated with the left ventricle through an orifice surrounded by pearly endocardial plaque.
  • As the impulse travels down the bundles, the ventricles contract and the cycle repeats itself.
1.1Each of the two main chambers of the heart, left and right.
Example sentences
  • After passing to the left ventricle through the mitral valve, blood goes to the aorta.
  • In chickens, the right ventricle of the heart enlarges and can't pump blood efficiently to the lungs.
  • Blood flows from the right atrium to the right ventricle through the tricuspid valve.
1.2Each of the four connected fluid-filled cavities in the centre of the brain.
Example sentences
  • The subarachnoid space is continuous with the cavities of the cerebral ventricles.
  • There was no definite plane between the tumor and the floor of the fourth ventricle.
  • The fourth ventricle is between the pons and cerebellum.



Pronunciation: /vɛnˈtrɪkjʊlə/
Example sentences
  • In addition, the right coronary artery occasionally supplies a sizeable portion of left ventricular myocardium.
  • In patients with good left ventricular function and no coronary artery disease, flecainide and propafenone can be used.
  • Evidence of pulmonary hypertension and right ventricular enlargement is often present.


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

For editors and proofreaders

Line breaks: ven|tricle

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