( BrE also oxi·dise ) / ˈɒksɪdaɪz; NAmE ˈɑːk-/ verb
[ vn , v ] ( chemistry ) to remove one or more electrons from a substance, or to combine or to make sth combine with oxygen , especially when this causes metal to become covered with rust
► oxi·da·tion / ˌɒksɪˈdeɪʃn; NAmE ˌɑːk-/ noun [ U ]
—compare reduce , reduction