third tonsil Meaning, Definition & Usage
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noun a collection of lymphatic tissue in the throat behind the uvula (on the posterior wall and roof of the nasopharynx)
adenoid; pharyngeal tonsil; Luschka's tonsil; tonsilla adenoidea; tonsilla pharyngealis.
- hypertrophy of the pharyngeal tonsils is called adenoids
- enlarged adenoids may restrict the breathing of children