Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Neck dissection
Medically reviewed by Min Clinic Staff | Updated: January 2026
Neck dissection: A surgical procedure in which the neck is opened -- to "dissect" means to "cut apart" -- in order to identify, examine, and sometimes remove structures such as lymph nodes or other tissue for diagnosis and/or treatment. See also: Radical neck dissection.