haematoxylin

British  

/ ˌhɛm-, ˌhiːməˈtɒksɪlɪn /

noun

1. 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

2. a variant spelling of haematoxylon

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Etymology

Origin of haematoxylin

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

Example Sentences

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

From Nature • Sep. 8, 2015

By this means the colouring principle haematoxylin which logwood contains is changed into the true colouring matter haemate�n.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" by Various