from the GNU version of the Collaborative International Dictionary of English

  • adj. Of, pertaining to, or designating, an acid, C4H7N3O2, obtained, by the action of the vapor of cyanic acid on cold aldehyde, as a white crystalline substance having a slightly acid taste and faint smell; -- called also ethidene-biuret or ethylidene-biuret.

from The Century Dictionary and Cyclopedia

  • Noting an acid, a colorless compound, prepared by the action of cyanic acid on aldehyde. It crystallizes in small prisms and decomposes when heated. Also called ethylidenebiuret.


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