WordReference Random House Unabridged Dictionary of American English © 2026
ton•sil•lot•o•my
(ton′sə lot′ə mē),USA pronunciation n., pl. -mies. [Surg.]
- incision or excision of a portion of a tonsil.
- Latin tōnsill(ae) tonsils + -o- + -tomy
- 1895–1900