noun
ear instillation; ear-drop administration
Medical term for administering liquid medication into the ear canal, often by tilting the head and letting the drops soak.
耳浴の際は、薬液が耳の奥まで届くように頭を傾けてください。
When doing ear instillation, tilt your head so the medication reaches deep into the ear.
医師から耳浴の方法を教えてもらった。
The doctor taught me how to administer ear drops.