有机化学 yǒujīhuàxué organic chemistry Definitions Defs Origin Strokes Stroke Words Sentences Sents 有机 有機 yǒujī adjective organic Relating to carbon-based compounds, biological organisms, or food produced without the use of chemical fertilizers or pesticides化学 化學 huàxué noun chemistry; chemical chemistry; chemical; the study of the structure, properties, and reactions of matter