純じゅん正せい科か学がく

noun

pure science

Refers to scientific research conducted for the sake of knowledge itself, without immediate practical application; contrasts with applied science (応用科学).

• 純じゅん正せい科か学がくの研けん究きゅうは、時ときに思おもいがけない応おう用ようを生うむ。

  Research in pure science sometimes leads to unexpected applications.