Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia.
Etymology: Antonio M. Valsalva; L, testum, crucible
a method for testing the patency of the eustachian tubes. With mouth and nose kept tightly closed, the patient makes a forced expiratory effort. If the eustachian tubes are open, air will enter into the middle ear cavities, and the subject will hear a popping sound. See also Valsalva maneuver.