tonsils

/ tŏn′səlz /

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

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

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Notes

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 .

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