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.

synonyms: adenoid, Luschka's tonsil, third tonsil, tonsilla adenoidea, tonsilla pharyngealis.

Polish: wyrośla adenoidalne, migdałek trzeci, migdałek gardłowy