WordReference Random House Unabridged Dictionary of American English © 2025
Val•sal′va maneu′ver
(val sal′və),USA pronunciation
- Medicinea forced expiratory effort against a closed glottis that decreases intrathoracic pressure, hampering venous return to the heart, and that can be used to inflate the Eustachian tubes and adjust pressure in the middle ear.
- named after Antonio M. Valsalva (1666–1723), Italian anatomist who devised the maneuver