pyronine

noun
py·ro·nine | \ ˈpī-rə-ˌnēn \

Definition of pyronine 

: any of several basic xanthene dyes used chiefly as biological stains

First Known Use of pyronine

1895, in the meaning defined above

History and Etymology for pyronine

International Scientific Vocabulary, irregular from pyr- + -ine entry 2

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The first known use of pyronine was in 1895

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pyronine

noun
py·ro·nine | \ ˈpī-rə-ˌnēn \

Medical Definition of pyronine 

: any of several basic xanthene dyes used chiefly as biological stains

More from Merriam-Webster on pyronine

Britannica.com: Encyclopedia article about pyronine

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