'Tonsillitis' definitions:

Definition of 'tonsillitis'

(from WordNet)
noun
Inflammation of the tonsils (especially the palatine tonsils)

Definition of 'Tonsillitis'

From: GCIDE
  • Tonsillitis \Ton`sil*li"tis\, n. (Med.) Inflammation of the tonsils; --- same as tonsilitis. [PJC]

Definition of 'tonsillitis'

From: GCIDE
  • Tonsilitis \Ton`sil*i"tis\, n. [NL. See Tonsil, and -itis.] (Med.) Inflammation of the tonsils; quinsy. [Written also, and more usually, tonsillitis.] [1913 Webster]