膠體學 jiāotǐxué 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