Janus green

noun

Definition of Janus green

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

First Known Use of Janus green

1898, in the meaning defined above

History and Etymology for Janus green

probably from Janus, a trademark

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Time Traveler for Janus green

Time Traveler

The first known use of Janus green was in 1898

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Cite this Entry

“Janus green.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Janus%20green. Accessed 28 Oct. 2020.

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More Definitions for Janus green

Janus green

noun
Ja·​nus green | \ ˈjā-nəs-ˈgrēn How to pronounce Janus green (audio) \

Medical Definition of Janus green

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

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