開かい拗よう音おん

noun

contracted sound; open yōon

Linguistics term for a mora that combines a consonant with a palatal glide, such as きゃ (kya), しゅ (shu), or ちょ (cho). Contrasts with 合拗音 (historical labialized sounds like くゎ).

See also: 拗音

• 「きゃ」「しゅ」「ちょ」などは開かい拗よう音おんと呼よばれる。

  Sounds like 'kya', 'shu', and 'cho' are called open yōon.

• 現げん代だい日本にほん語ごの拗よう音おんはほとんどが開かい拗よう音おんである。

  Most yōon in modern Japanese are open yōon.