noun
Anatomical term for the neck region; used in medical or formal contexts.
頸部のリンパ節が腫れている。
The lymph nodes in the neck are swollen.
頸部の痛みを訴える患者が多い。
Many patients complain of neck pain.
Common everyday word for 'neck'; 頸部 is a formal anatomical term.
Compound of 頸 (kei, 'neck') and 部 (bu, 'part, region').