noun
lignitized Japanese cedar
Refers to ancient Japanese cedar wood that has undergone lignitization, a process of fossilization where the wood becomes lignite-like. This is a specialized geological or paleobotanical term.
この地域では神代杉が発掘されることがある。
Lignitized Japanese cedar is sometimes excavated in this region.
Compound of 神代 (じんだい, 'age of the gods', i.e., ancient times) and 杉 (すぎ, 'cedar'), referring to cedar wood from prehistoric times that has undergone lignitization.