autoxidator
ɔːtɒksɪˈdeɪtər
Definitions
1. noun
A substance that speeds up or initiates the oxidation of other substances.
“The autoxidator in the paint caused it to deteriorate quickly.”
2. verb
To cause (a substance) to oxidize, often by adding a catalyst.
“The chemist autoxidated the compound to test its properties.”