後こう舌ぜつ

noun

rear part of the tongue

Anatomical term referring to the back portion of the tongue. Used in medical or linguistic contexts.

• 後こう舌ぜつ母ぼ音いんは、舌したの後うしろの部ぶ分ぶんを持もち上あげて発はつ音おんします。

  Back vowels are pronounced by raising the rear part of the tongue.