Last Updated
：2026/01/04
地層
Hiragana
ちそう
Noun
Japanese Meaning
地層とは、土や岩石が堆積してできた層状の構造を指し、地質学で用いられる概念である。 / 時間の経過とともに堆積した砂、泥、火山灰などが固まってできた層であり、その順序から地球の歴史や環境の変化を読み取る手がかりとなる。
Easy Japanese Meaning
じめんのなかで、つちやいしがながいあいだにうすくかさなったところ。
Chinese (Simplified) Meaning
地质中的层状结构 / 岩层、地质层 / （如煤层、砂砾层等的）层
Chinese (Traditional) Meaning
地質中的岩層、沉積層 / 層狀堆積（如煤層、礫層等）
Korean Meaning
지층 / 지질층 / 층(석탄층·자갈층 등)
Vietnamese Meaning
địa tầng / lớp đất đá / vỉa (than, sỏi, v.v.)
Tagalog Meaning
suson ng lupa o bato (sa heolohiya) / geolohikal na patong o sapin / kama ng uling, graba, atbp.
Sense（1）
stratum; geological formation; layer; bed (coal, gravel, etc.)
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
stratum; geological formation; layer; bed (coal, gravel, etc.)
See correct answer
地層
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This stratum is thought to be millions of years old.
See correct answer
この地層は何百万年も前のものだと考えられています。
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