Bismarck brown

noun

Bis·​marck brown ˈbiz-ˌmärk- How to pronounce Bismarck brown (audio)
: a brown basic diazo dye that is used as a biological stain

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bishydroxycoumarin
Bismarck brown
bismuth
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Cite this Entry

“Bismarck brown.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Bismarck%20brown. Accessed 4 Nov. 2025.

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