结晶学 jiéjīngxué crystallography Definitions Defs Origin Strokes Stroke Words Sentences Sents 结晶 結晶 jiéjīng crystal a solid material in which the atoms are arranged in a regular repeating pattern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