toluidine blue

noun

: a basic thiazine dye that is related to methylene blue and is used as a biological stain

Word History

First Known Use

1898, in the meaning defined above

Time Traveler
The first known use of toluidine blue was in 1898

Dictionary Entries Near toluidine blue

Cite this Entry

“Toluidine blue.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/toluidine%20blue. Accessed 23 Jul. 2024.

Medical Definition

toluidine blue

noun
: a basic thiazine dye that is related to methylene blue and is used as a biological stain and especially formerly as an antihemorrhagic drug

called also tolonium chloride

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