ちそう
Meanings
Noun
1. stratum; geological formation; layer; bed (coal, gravel, etc.)
Pitch accent
そう
Composed of
earth; ground; place; territory; bottom (of a package, book, etc.); earth (one of the five elements)
layer; stratum; class; stratum; sheaf; counter for stories (of a building)
Used in vocabulary (2 in total)
(deep) geological disposal (of radioactive waste)
law of superposition; principle of superposition