Waldeyer's throat ring

Waldeyer's throat ring

The interrupted ring of lymphatic tissue in the throat consisting of the lingual, faucial, and pharyngeal tonsils Also known as the pharyngeal lymphatic ring. (Heinrich W.G. von Waldeyer, German anatomist and pathologist, 1836–1921).
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005