"study of organic tissues," 1847, from histo- + -ology.
histology in Medicine
histology his·tol·o·gy (hĭ-stŏl'ə-jē) n. The science concerned with the minute structure of tissues and organs in relation to their function. Also called microanatomy.
his'to·log'i·cal (hĭs'tə-lŏj'ĭ-kəl) or his'to·log'icadj. his·tol'o·gistn.
histology in Science
histology
(hĭ-stŏl'ə-jē) The scientific study of the microscopic structure of plant and animal tissues.