内ない耳じないじFreq.FrequencyTop 50,000Meanings1nouninner earAnatomical term for the innermost part of the ear, containing the cochlea and vestibular system.内ない耳じは聴ちょう覚かくと平へい衡こう感かん覚かくに関かん係けいしている。The inner ear is involved in hearing and balance.