— peroxidic /perr'ok sid"ik/ , adj.
/peuh rok"suyd/ , n. , v. , peroxided, peroxiding .
n.
1. Chem.
a. hydrogen peroxide, H 2 O 2 or H-O-O-H.
b. a compound containing the bivalent group -O 2 -, derived from hydrogen peroxide, as sodium peroxide, Na 2 O 2 , or dimethyl peroxide, C 3 H 6 O 2 .
c. the oxide of an element that contains an unusually large amount of oxygen.
v.t.
2. to use peroxide as a bleaching agent on (esp. the hair).
[ 1795-1805; PER- + OXIDE ]