third tonsil

Thesaurus

Noun

1.third tonsil - a collection of lymphatic tissue in the throat behind the uvula (on the posterior wall and roof of the nasopharynx); "hypertrophy of the pharyngeal tonsils is called adenoids"; "enlarged adenoids may restrict the breathing of children"adenoid, Luschka's tonsil, pharyngeal tonsil, tonsilla adenoidea, tonsilla pharyngealislymphatic tissue, lymphoid tissue - tissue making up the lymphatic systempharynx, throat - the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone