haematoxylin

British

/ ˌhiːməˈtɒksɪlɪn, ˌhɛm- /

noun

a colourless or yellowish crystalline compound that turns red on exposure to light: obtained from logwood and used in dyes and as a biological stain. Formula: C 16 H 14 O 6 .3H 2 O
a variant spelling of haematoxylon

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of haematoxylin

C19: from New Latin Haematoxylon genus name of logwood, from _haemato- + Greek xulon wood + _-in

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haematoxylin

Tissue samples were processed to paraffin wax and tissue sections were routinely stained with haematoxylin and eosin.

From Nature ● Sep. 8, 2015

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023