hematoxylin
Pronunciation:
/ˌhiːməˈtɒksɪlɪn//ˌhiməˈtɑksɪlɪn/noun
Definitions
A phenolic compound having the chemical formula C16H14O6, used (most often in conjunction with eosin) to make dye for staining tissue samples; extracted from the heart of the bloodwood tree, Haematoxylum campechianum.