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Meaning of superoxide

su•per•ox•ide

Pronunciation: (s"pur-ok'sīd, -sid), [key]
— n. Chem.
  1. a compound containing the univalent ion O.
  2. peroxide (def. 1a, b). Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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