haematoxylin

Noun

hematoxylin (countable and uncountable, plural hematoxylins)

1. 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 bloodwood trees (Haematoxylum campechianum).
   • Histology sections were cut at 5–6 µm on a rotary microtome, mounted on glass slides, and stained with Harris’s haematoxylin and eosin in a Stainomatic specimen stainer.1995 December 23, N. Jaax et al., “Transmission of Ebola virus (Zaire strain) to uninfected control monkeys in a biocontainment laboratory”, in The Lancet, volume 346, number 8991, →PMID, page 1669