thyroidectomy

/ˌθaɪrɔɪˈdɛktəmi/
noun
  1. A surgery to remove all or part of the thyroid gland.
    • She had a thyroidectomy to treat her thyroid cancer.
    • After the thyroidectomy, the patient needs to take hormone pills for life.
    • The surgeon performed a partial thyroidectomy to remove only the diseased section.