IMPOTENCE
powerlessness, impotence, impotency
(noun) the quality of lacking strength or power; being weak and feeble
impotence, impotency
(noun) an inability (usually of the male animal) to copulate
Source: WordNet® 3.1
Etymology
Noun
impotence (usually uncountable, plural impotences)
Powerlessness; incapacity.
Inability to copulate or beget children; sterility, erectile dysfunction, etc.
Source: Wiktionary
Im"po*tence, Im"po*ten*cy, n. Etym: [L. impotenia inability, poverty,
want of moderation. See Impotent.]
1. The quality or condition of being impotent; want of strength or
power, animal, intellectual, or moral; weakness; feebleness;
inability; imbecility.
Some were poor by impotency of nature; as young fatherless children,
old decrepit persons, idiots, and cripples. Hayward.
O, impotence of mind in body strong! Milton.
2. Want of self-restraint or self-control. [R.] Milton.
3. (Law & Med.)
Definition: Want of procreative power; inability to copulate, or beget
children; also, sometimes, sterility; barrenness.
Source: Webster’s Unabridged Dictionary 1913 Edition