一いち音おん

noun

one sound; a single sound

Refers to a single musical note, a phoneme, or any individual sound. Often used in contexts like music, linguistics, or when emphasizing a solitary sound.

• ピアノの一いち音おんが静しずかな部屋へやに響ひびいた。

  A single piano note echoed in the quiet room.

• この言げん語ごでは、一いち音おんの違ちがいが意い味みを変かえる。

  In this language, a difference of one sound changes the meaning.