noun, noun which may take the genitive case particle 'no'
total deafness; complete hearing loss
Medical or formal term for profound bilateral hearing loss. Often used in clinical, educational, or disability support contexts.
He has been totally deaf since birth, but communicates richly through sign language.
Special support education is provided for children with total deafness.
Standard kanji spelling for 'total deafness'.
Mixed kanji-kana spelling; used when the kanji 聾 is considered difficult or uncommon.
Compound of 全 (zen, 'all, complete') and 聾 (rō, 'deafness'). The reading ぜんろう follows standard on'yomi. The mixed spelling 全ろう is a modern adaptation to avoid the less common kanji 聾.