also: しょうこおん
noun
Old Chinese phonology
Technical term in historical linguistics referring to the reconstructed sound system of Old Chinese (roughly 1200–600 BCE).
上古音の研究には、詩経の押韻や諧声系列が重要な手がかりとなる。
In the study of Old Chinese phonology, rhyming in the Shijing and phonetic series provide important clues.
この漢字の上古音は、カールグレンの再構によると *kˤra とされる。
According to Karlgren's reconstruction, the Old Chinese pronunciation of this character is *kˤra.
Compound of 上古 (jōko, 'ancient times') and 音 (on, 'sound'), referring to the sounds of Old Chinese.