liable to change; easily altered: persons whose blood pressure is more labile will carry an enhanced risk of heart attack we may be the most labile culture in all history of or characterized by emotions which are easily aroused, freely expressed, and tend to alter quickly and spontaneously: mood seemed generally appropriate, but the patient was often labile Chemistry easily broken down or displaced: the breakage of labile bonds [in combination]:a heat-labile protein
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Pronunciation:
/ləˈbɪlɪti/
noun
