膠體科學 jiāotǐkēxué colloid science Origin Definitions Defs Strokes Stroke Words Sentences Sents 胶体 膠體 jiāotǐ colloid a substance in a jelly-like state or consisting of particles dispersed in another substance; colloform科学 科學 kēxué noun science science; scientific knowledge; a system of knowledge about the laws of nature, society, and thought