実じっ証しょう主しゅ義ぎ者しゃ

noun

positivist

A person who adheres to positivism, the philosophical doctrine that only scientific knowledge derived from empirical evidence and logical reasoning is valid.

• 彼かれは実じっ証しょう主しゅ義ぎ者しゃとして、形けい而じ上じょう学がく的てきな議ぎ論ろんを退しりぞける。

  As a positivist, he rejects metaphysical arguments.