adenotomy
/ˌadɪˈnɒtəmi/ /ˌadnˈɒtəmi/Surgery
noun
Originally: †dissection of glands (obsolete rare ). In later use: excision of adenoids.
Origin
Late 18th century. From adeno- + -tomy, after French adénotomie or post-classical Latin adenotomia (both 1753 or earlier).