WordReference Random House Unabridged Dictionary of American English © 2026
vas•o•dil•a•ta•tion
(vas′ō dil′ə tā′shən, -dī′lə-, vā′zō-),USA pronunciation n. [Physiol.]
- Physiologydilatation of the blood vessels, as by the action of a nerve.
- vaso- + dilatation 1895–1900
'vasodilatation' also found in these entries (note: many are not synonyms or translations):