tonsils

[ 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.

Words Nearby tonsils

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

How to use tonsils in a sentence

Cultural definitions for tonsils

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.

Notes for tonsils

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.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.