from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The unsaturated aliphatic ketone 2,6-dimethyl-2,5-heptadien-4-one obtained from camphor; diisopropylidene acetone

from the GNU version of the Collaborative International Dictionary of English

  • n. A yellow crystalline substance, having a geraniumlike odor, regarded as a complex derivative of acetone, and obtained from certain camphor compounds.

from The Century Dictionary and Cyclopedia

  • n. An unsaturated ketone, C9H14O or diisopropylidene-acetone, made by the action of quicklime on acetone, and also in other ways. It forms large yellowish-green crystals that melt at 28° C. Its odor somewhat resembles that of the geranium.


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