Med. a technique for palpating internal organs, tumors, etc., as to check for pregnancy or a floating kidney
See ballottement in American Heritage Dictionary 4
(bə-lŏtˈmənt)
noun Medicine
A palpatory technique for detecting or examining a floating object in the body, as:
a. The use of a finger to push sharply against the uterus and detect the presence or position of a fetus by its return impact.
b. Palpation of the abdominal wall while a kidney is being pushed sharply from the backside, used as a test for determining the presence of a floating kidney.