Other Free Encyclopedias » 21st Century Webster's Family Encyclopedia » 21st Century Webster's Family Encyclopedia - A to Akutagawa, Ryunosuke


Adenoids, or pharyngeal tonsils, mass of lymph tissue in the nasopharynx (above the soft palate in the back of the throat) that acts as a filter against disease. Adenoidal enlargement is the most common cause of nasal obstruction in the young and follows recurrent infections in that region.

See also: Tonsil.

Adhesion [next] [back] Konrad Adenauer

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