1. (

• 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. (

• adenoid

) relating to or resembling lymphatic glands or lymphoid tissue ;