noun
penannular jade earrings
Archaeological term for a specific type of ancient ear ornament, typically made of jade and shaped like an incomplete ring. Used in academic or museum contexts.
この玦状耳飾りは縄文時代の遺跡から出土した。
These penannular jade earrings were excavated from a Jomon period site.
Compound of 玦状 (けつじょう, 'penannular shape') + 耳飾り (みみかざり, 'ear ornament'). The exact historical derivation is uncertain; the term is a modern archaeological description.