[ awr-uh-meen, -min ]
/ ˈɔr əˌmin, -mɪn /

noun Chemistry.

a yellow, crystalline solid, C17H22ClN3, soluble in water, alcohol, and ether, used chiefly as a dye for paper and leather.

Origin of auramine

1880–85; < Latin aur(um) gold + amine Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for auramine

  • One of these dyes is a fine basic yellow known as “auramine,” which is a derivative of diphenylmethane.

    Coal|Raphael Meldola
  • It is interesting to notice that this irregularity sometimes occurs with soluble dyes, as for example in the case of auramine.

    The Manufacture of Paper|Robert Walter Sindall