expression, noun
law of superposition; principle of superposition
Geological principle that in undisturbed strata, older layers lie below younger ones.
地層累重の法則は、地質学の基本的な考え方の一つです。
The law of superposition is one of the fundamental concepts in geology.
Compound of 地層 (stratum), 累重 (superposition), and 法則 (law), directly translating the English geological term.