dioxide: Meaning and Definition of


Pronunciation: (dī-ok'sīd, -sid), [key]
— n. Chem.
  1. an oxide containing two atoms of oxygen, each of which is bonded directly to an atom of a second element, as manganese dioxide, MnO, or nitrogen dioxide, NO.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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