also: じょうこおん
Old Chinese phonology
Technical term in historical linguistics referring to the reconstructed sound system of Old Chinese (roughly 1200–600 BCE).
Many kinds of evidence are used in reconstructing Old Chinese phonology.
In the study of Old Chinese phonology, rhyming in the Shijing and phonetic series provide important clues.
General term for phonology; 上古音 is a specific subfield.
Standard kanji form; reading じょうこおん is more common in modern linguistic contexts.
Alternate reading; less common but still encountered in some academic works.
Compound of 上古 (jōko, 'ancient times') and 音 (on, 'sound'), referring to the sounds of Old Chinese.