| 释义 | bal·lotte·ment \bəˈlätmənt, ba-, F bȧlȯtmäⁿ\ noun
 (-s)
 Etymology: French, literally, act of tossing, shaking, from ballotter + -ment
 medicine  : a method of determining the presence or absence of a floating object by using the sense of touch: as
 a.  : the act of pushing up the uterus with a finger inserted below in order to detect pregnancy by feeling the return impact when a fetus displaced in the amniotic fluid sinks back
 b.  : a similar procedure for diagnosing floating kidney
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