noun
speech organ; vocal organ
Technical term in phonetics and anatomy for organs involved in speech production, such as the tongue, lips, and vocal cords.
音声器官の構造を学ぶことは、発音の改善に役立つ。
Learning the structure of the speech organs helps improve pronunciation.
発声器官 also means vocal organs but is more commonly used in everyday contexts, while 音声器官 is more technical and specific to speech production.
Compound of 音声 (speech sound) and 器官 (organ). The exact historical derivation is uncertain; the spelling is conventionally associated with the meaning.