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tonsils

Scientific  
/ tŏnsəlz /
  1. The two oval-shaped masses of tissue at the back of the throat that lie between the mouth and the pharynx. The tonsils are thought to prevent infections of the breathing passages but often become infected themselves.


tonsils Cultural  
  1. Two masses of tissue on either side of the throat. The tonsils, part of the lymphatic system, help defend the body against harmful microorganisms.


Discover More

Formerly, tonsils were often removed surgically in childhood, but now they are not, unless the tonsils have grown too large or are continually subject to infection.

Example Sentences

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Sometimes it’s a decision that is complicated and scary, like surgery for those big tonsils or scoliotic spine.

From MarketWatch Mar. 5, 2026

About £6m was spent in a single year on removing patients' tonsils.

From BBC Oct. 8, 2025

He said “there is also the possibility that virus could enter via the tonsils in the pharynx of the cats prior to ingestion in both the bird consumption and milk consumption scenarios.”

From Los Angeles Times May 12, 2024

Doctors this year removed a small tumor in one of his tonsils.

From Washington Times Nov. 16, 2023

Frank, Bill, and Lillian had their tonsils out, in that order.

From "Cheaper by the Dozen" by Frank B. Gilbreth Jr. and Ernestine Gilbreth Carey

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