noun
ventricle
VEHN-trihk-uhl
noun
1
One of the two lower chambers of the heart that pump blood out to the lungs and the rest of the body.
"The left ventricle pumps oxygen-rich blood out to the body."
2
One of the fluid-filled cavities inside the brain that connect to the spinal canal.
"An MRI scan showed slight swelling in one of the brain's ventricles."
How to Use Ventricle
Learner’s notesIn plain EnglishA small chamber inside the body, most commonly referring to one of the heart's two lower pumping chambers or one of the brain's fluid-filled cavities.
Common pairings
left ventricle
right ventricle
cardiac ventricle
Word Forms
ventricles plural
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The left _____ pumps oxygen-rich blood out to the body.
Etymology
From Latin ventriculus ("the belly"), a diminutive of venter ("belly, stomach").