Waldeyer Ring

**Semantic type:** Tissue

**Definition:** The ring of lymphoid tissue located in the pharynx, consisting of the pharyngeal, tubal, palatine, and lingual tonsils.

**Synonyms:** - WALDEYER'S TONSILLAR RING - Waldeyer Tonsillar Ring - Waldeyer ring - Waldeyer's Ring - Waldeyer's Ring - Waldeyer's Tonsillar Ring