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N1
そせき (soseki)
礎石

cornerstone, foundation stone, base

💡 Nuance & Usage: Literally a foundation stone for a building, or figuratively the fundamental basis, core principle, or starting point of an important concept, theory, or organization. (物事の基礎や基盤).

📝 Example Sentences

その技術革新が会社の発展の礎石となった。
That technological innovation became the cornerstone of the company's development.

Practice Quiz

Test your understanding of "礎石"!

教育は社会の発展の_______である。
🎉 正解 / Correct!
日本語: 社会の最も基本的な基盤や土台という意味で「礎石」を使います。
English: It uses '礎石' in the sense of the most fundamental basis or foundation of society.
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