Janus green

noun

: a basic azine dye used especially as a vital biological stain (as for mitochondria)

Word History

Etymology

probably from Janus, a trademark

First Known Use

1898, in the meaning defined above

Time Traveler

The first known use of Janus green was in 1898

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Cite this Entry

Style

“Janus green.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Janus%20green. Accessed 24 Mar. 2023.

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Medical Definition

Janus green

noun

Ja·nus green ˈjā-nəs-ˈgrēn

: a basic azine dye used especially as a biological stain (as for mitochondria)

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