Tonsil meaning

tŏn'səl
A small oral mass of lymphoid tissue, especially either of two such masses embedded in the lateral walls of the opening between the mouth and the pharynx, of uncertain function, but believed to help protect the body from respiratory infections.
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Either of a pair of oval masses of lymphoid tissue, one on each side of the throat at the back of the mouth.
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A small oral mass of lymphoid tissue, especially either of two such masses embedded in the lateral walls of the opening between the mouth and the pharynx, of uncertain function, but believed to help protect the body from respiratory infections.
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(anatomy, immunology) Either of a pair of small masses of lymphoid tissue that lie on each side of the throat and that help protect the body against infection; palatine tonsil.
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(anatomy, immunology) Any of various small masses of lymphoid tissues, including palatine tonsils, adenoids and lingual tonsils.
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Origin of tonsil

  • From Latin tōnsillae tonsils diminutive of tōlēs swollen tonsils
    From American Heritage Dictionary of the English Language, 5th Edition
  • From Latin tonsilla, compare French tonsille.
    From Wiktionary