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tonsils

Scientific  
/ tŏn′səlz /
  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

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

From Washington Times ● Nov. 16, 2023

Their analysis showed that, like human tonsils, the structure was also rich in B cells and other types of immune cells.

From Science Magazine ● Oct. 31, 2023

That was in 1924, and taking out a child’s adenoids, and often the tonsils as well, without any anaesthetic was common practice in those days.

From "Boy: Tales of a Childhood" by Roald Dahl

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