adenoid

  1. Adjective.  (anatomy) Of or relating to lymphatic glands or lymphoid tissue; lymphoid.
  2. Noun.  (anatomy) One of two folds of lymphatic tissue covered by ciliated epithelium. They are found in the roof and posterior wall of the nasopharynx at the back of the throat behind the uvula. They may obstruct normal breathing and make speech difficult when swollen, a condition often called adenitis.

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This entry was last updated on RefTopia from its source on 3/20/2012.