The Collaborative International Dictionary
Ozonizing
Ozonize \O"zo*nize\, v. t. [imp. & p. p. Ozonized; p. pr. & vb. n. Ozonizing.] (Chem.)
To convert into ozone, as oxygen.
To treat with ozone.
Wiktionary
ozonizing
vb. (present participle of ozonize English)