noun, noun which may take the genitive case particle 'no'
impotence; erectile dysfunction
Medical term for erectile impotence. In everyday conversation, 勃起不全 (ぼっきふぜん) or the loanword ED are more common.
There are various treatments for impotence.
He visited the urology department to discuss symptoms of impotence.
Standard kanji spelling for this medical term.
Kana spelling is sometimes used in patient-facing materials or when the kanji are considered difficult.
Compound of 陰 (いん, 'yin; hidden; genital') and 萎 (い, 'wither; droop'), literally 'genital withering'. The exact historical derivation is uncertain, but the term is a Sino-Japanese medical coinage.