Base of Tongue

**Semantic type:** Body Part, Organ, or Organ Component

**Definition:** The posterior one third of the tongue behind the terminal sulcus that forms the anterior aspect of the oropharynx responsible for swallowing and modification of the voice in speech.

**Synonyms:** - BASE OF THE TONGUE - Base of the Tongue - Base of tongue - Base of tongue - Base of tongue, NOS - Posterior Tongue - Structure of root of tongue (body structure) - posterior part of tongue