toluidine blue

noun

Definition of toluidine blue

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

First Known Use of toluidine blue

1898


Medical Dictionary

toluidine blue

noun

medical Definition of toluidine blue

: 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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