- pharyngeal tonsil, adenoid, Luschka's tonsil, third tonsil, tonsilla pharyngealis, tonsilla adenoidea - 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"
--1 is a kind of lymphatic tissue, lymphoid tissue
--1 is a part of throat, pharynx