What does "ventricle" mean?

Any small cavity within a body; a hollow part or organ, especially:; One of two lower chambers of the heart.

What is a synonym for "ventricle"?

Common synonyms include: anatomy, botany, capsule, cardioventricle, cerebellum, cerebral cortex.

Pronounced //ˈvɛn.tɹɪk.əl//.

//ˈvɛn.tɹɪk.əl// noun

noun ·Uncommon ·Advanced level

Noun

1
Any small cavity within a body; a hollow part or organ, especially:; One of two lower chambers of the heart.
"The muscular ventricles pump blood by contracting their fibers in response to electrical stimulation."
2
a chamber of the heart that receives blood from an atrium and pumps it to the arteries wordnet
3
Any small cavity within a body; a hollow part or organ, especially:; One of four fluid-filled cavities in the brain, that are continuous with the central canal of the spinal cord.
"the ventricle of memory"
4
one of four connected cavities in the brain; is continuous with the central canal of the spinal cord and contains cerebrospinal fluid wordnet
5
Any small cavity within a body; a hollow part or organ, especially:; A ventriculus; especially, a stomach. archaic
"[On birds] Where omitting the more general Properties, of having two Ventricles, and picking up stones to conveigh them into their second Ventricle, the Gizzern, (which provision and instinct is a supply for the want of teeth;) […]"

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6
Any small cavity within a body; a hollow part or organ, especially:; The womb. archaic

"The left ventricle of the heart pumps oxygenated blood to the entire body through the aorta."

From late Middle English, from Latin ventriculus (“the belly”), diminutive of venter (“the belly”). Doublet of ventriculus.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.