Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having two or more atomic rings in a molecule.

from The Century Dictionary.

  • Having many rounds, turns, or whorls, as a shell.
  • In electricity, noting a system of electric distribution by alternating currents, in which the energy maxima of the flow of power of the different circuits overlap so as to give a total flow of power of constant intensity. This is the case in a symmetrical or hemisymmetrical polyphase system. See polyphase.
  • In chem., containing more than one atomic ring in the molecule.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective chemistry Having two or more rings of atoms in the molecule.
  • noun Such a compound

Etymologies

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