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Noun: superoxide  `soopur'óksId
  1. A metallic oxide containing the univalent anion O2-
     
  2. The univalent anion O2-
    "much of the O2 supporting cellular respiration is reduced to the superoxide anion O2-"
    - superoxide anion

Derived forms: superoxides

Type of: anion, oxide

Encyclopedia: Superoxide