cy·to·chem·is·try (sī'tō-kěm'ĭ-strē) n. The branch of biochemistry that deals with the study of the chemical composition and activity of cells. cy'to·chem'i·cal (-kěm'ĭ-kəl) adj.
cytochemistry cy·to·chem·is·try (sī'tō-kěm'ĭ-strē) n. The branch of biochemistry that deals with the study of the chemical composition and activity of cells.