Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A white crystalline compound, C6H5COC6H6, used in perfumery and in medicine. Also called diphenylketone.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of a class of aromatic ketones based on the parent compound diphenylketone (C6H5)2CO; used, amongst other things, as ingredients in sunblock.
  • n. The compound diphenylmethanone.

from The Century Dictionary and Cyclopedia

  • n. Diphenylketone, (C6H5)2CO, a compound formed by the dry distillation of calcium benzoate. It melts at 48┬░ C. and boils at 306.1┬░ C.

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