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Dictionary

per•ox•ide

Pronunciation: (pu-rok'sīd), [key]
—n., v., -id•ed, -id•ing.

—n.
Chem.
a. hydrogen peroxide, H₂O₂ or H–O–O–H.
b. a compound containing the bivalent group –O₂–, derived from hydrogen peroxide, as sodium peroxide, Na₂O₂, or dimethyl peroxide, C₃H₆O₂.
c. the oxide of an element that contains an unusually large amount of oxygen.

—v.t.
to use peroxide as a bleaching agent on (esp. the hair).

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

peroxidate

peroxidize

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