variants or less commonly auramin
plural -s
: a bright yellow ketonimine dye C17H22CIN3 of poor lightfastness and stability derived from diphenylmethane and used chiefly in coloring paper, in making pigments, in signal smokes, and as a fluorescent biological stain

called in full auramine O

Word History


International Scientific Vocabulary aur- (from Latin aurum gold) + amine; originally formed as German auramin

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Dictionary Entries Near auramine

Cite this Entry

“Auramine.” Dictionary, Merriam-Webster, Accessed 14 Jun. 2024.

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