otolaryngology; otorhinology
Medical term for the study of ear, nose, and throat diseases. It is a rare term; in modern Japanese, 耳鼻咽喉科学 (じびいんこうかがく) is more common.
He majored in otolaryngology at university.
The otolaryngology textbook is too specialized and difficult.
More common and comprehensive term for otorhinolaryngology, including the throat (咽喉). 耳鼻科学 is a shorter, rarer variant.
Compound of 耳 (ear), 鼻 (nose), and 科学 (science). The exact historical derivation is uncertain, but it is a straightforward Sino-Japanese medical term.