Meaning : A collection of lymphatic tissue in the throat behind the uvula (on the posterior wall and roof of the nasopharynx).
Example :
Hypertrophy of the pharyngeal tonsils is called adenoids.
Enlarged adenoids may restrict the breathing of children.
Synonyms : adenoid, pharyngeal tonsil, third tonsil, tonsilla adenoidea, tonsilla pharyngealis