Translation guide
The English word 'impotence' can refer to a lack of power or effectiveness, or specifically to erectile dysfunction. This guide covers both meanings, with a focus on natural Japanese expressions.
Expressing that someone or something is powerless, ineffective, or unable to act.
Referring to the medical condition of being unable to achieve or maintain an erection.
Medical term for erectile dysfunction (ED). Neutral and clinical.
勃起不全の治療法はいくつかあります。
There are several treatments for impotence.
Using 無力 in a sexual context would be confusing. Always clarify whether you mean powerlessness or erectile dysfunction.
In medical settings, 勃起不全 or ED are standard. インポテンツ is understood but may sound old-fashioned or blunt.
He keenly felt his own impotence.
政府の無力さが明らかになった。
The government's impotence became clear.
Emphasizes incompetence or lack of ability, often with a negative connotation. More about lacking skill than lacking power.
Can be insulting; use carefully.
彼は無能なリーダーだ。
He is an impotent leader.
Idiomatic phrase meaning completely helpless or unable to do anything against a superior force or situation.
相手が強すぎて手も足も出なかった。
The opponent was so strong I was completely impotent.
Literally 'lack of power', often used in formal or written contexts. Can imply physical weakness or lack of influence.
自分の非力を恥じる。
To be ashamed of one's impotence.
Common abbreviation for erectile dysfunction, used in medical and everyday contexts.
EDの薬を処方してもらった。
I got a prescription for impotence medication.
Loanword from German 'Impotenz', commonly used in Japanese to mean impotence in the sexual sense. Slightly dated or colloquial.
彼はインポテンツに悩んでいる。
He is suffering from impotence.
Literally 'inability', can be used in compounds like 性交不能 (sexual impotence). Often seen in older or formal texts.
性交不能と診断された。
He was diagnosed with impotence.