实证 shízhèng concrete evidence Origin Definitions Defs Strokes Stroke Words Sentences Sents 实证主义 shízhèngzhǔyì positivism a philosophical system or scientific method holding that knowledge is based on empirical experience and observable facts; positivism; empiricism实证主义者 shízhèngzhǔyìzhě positivist a follower or advocate of the philosophy of positivism