ventricular

UK: /vɛnˈtrɪkjʊlə/ US: /vɛnˈtrɪkjəlɚ/ ,(ven trik′yə lər)

WordReference Random House Unabridged Dictionary of American English © 2026

ven•tric•u•lar  (ven trik′yə lər), adj. 

1. Anatomy, Zoology of, pertaining to, or of the nature of a ventricle.
2. Zoology of or pertaining to a belly or to something resembling one.

• Latin ventricul(us) (see ventricle) + -ar¹
• 1815–25

Collins Concise English Dictionary © HarperCollins Publishers::

ventricular / vɛnˈtrɪkjʊlə/ adjective

1. of, relating to, involving, or constituting a ventricle
2. having a belly
3. swollen or distended; ventricose

WordReference Random House Learner's Dictionary of American English © 2026

ven•tri•cle /ˈvɛntrɪkəl/   n. [countable]

1. Anatomy
   • either of the two lower chambers of the heart that receive blood from other chambers and in turn force it into the arteries.
2. one of a series of connecting cavities of the brain.

ven•tric•u•lar /vɛnˈtrɪkyəlɚ/  adj. 

WordReference Random House Unabridged Dictionary of American English © 2026

ven•tri•cle  (ven′tri kəl), n. 

1. Zoology any of various hollow organs or parts in an animal body.
2. Anatomy
   • either of the two lower chambers on each side of the heart that receive blood from the atria and in turn force it into the arteries. See diag. under heart. 
   • one of a series of connecting cavities of the brain.

• Latin ventriculus belly, ventricle. See venter, -i-, -cle¹
• Middle English 1350–1400