科學學 kēxuéxué science of science Origin Definitions Defs Strokes Stroke Words Sentences Sents 科学 科學 kēxué noun science science; scientific knowledge; a system of knowledge about the laws of nature, society, and thought学 學 xué nounaffix branch of learning (bound form) a subject or branch of study; often used as a suffix for -logy, -ics, or -science