Anatomical term for the jawbone or jaw area. Often used in medical or formal contexts; in everyday speech, あご is more common.
I fractured my jawbone.
He fractured his jaw in the accident.
I have trouble opening my mouth due to temporomandibular joint disorder.
The doctor examined a patient whose jaw was congenitally deformed.
Standard kanji form for the anatomical term 'jaw'.
Rarely used kanji form.
Rarely used kanji form.
The kanji 顎 is a phono-semantic compound with 各 (phonetic) and 頁 (head), originally referring to the jaw. The reading がく is the on'yomi.
chaetognath; arrow worm
gnathostomiasis; larva migrans profundus