大発見(だいはっけん)

だいはっけん
noun
great discovery; major find; breakthrough
cognition
1. great discovery; major find; breakthrough
A major or important discovery. The intensifying prefix 大(だい) emphasizes its significance; also used lightly in conversation for any exciting find.
それは大発見(だいはっけん)だ。
That's a major discovery!
科学者(かがくしゃ)たちが大発見(だいはっけん)をした。
The scientists made a great discovery.
この遺跡(いせき)の発掘(はっくつ)は歴史的(れきしてき)な大発見(だいはっけん)だった。
Excavating this site was a historic discovery.

Composed of the intensifying prefix 大(だい) (big, great) + 発見(はっけん) (discovery). It refers to a major or important discovery—scientific, historical, or, often playfully, an everyday revelation.

Usage

  • 歴史的(れきしてき)な大発見(だいはっけん): a historic discovery
  • Also used lightly in conversation for any exciting personal find.

Related words

Related Words

Related: 発明(はつめい) (invention)
general
Added 2026.5.26 12:08 · Revised 2026.9.2 13:02
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