The definition of impuissance is weakness, whether it be physical or mental.
(noun)An example of impuissance is the inability to stand up for yourself.
See impuissance in Webster's New World College Dictionary
Related Forms:
See impuissance in American Heritage Dictionary 4
noun
Origin:
Origin: Middle English impuissaunce
Origin: , from Old French impuissance
Origin: : in-, not; see in-1
Origin: + puissance, power; see puissance
.Related Forms: