histochemistry Syllabification: (his·to·chem·is·try)Pronunciation: /ˌhistəˈkeməstrē/Definition of histochemistry noun the branch of science concerned with the identification and distribution of the chemical constituents of tissues by means of stains, indicators, and microscopy. Derivatives histochemicalPronunciation: /-ˈkemikəl/ adjective histochemicallyPronunciation: /-ˈkəmik(ə)lē/ adverb histochemistry in other Oxford dictionaries Definition of histochemistry in the British & World English dictionary