In terms of, or by means of, catalysis.

(chemistry) Of or relating to a catalyst; having properties facilitating chemical reaction or change.

catalytic

plural of catalytic converter

(automotive) A chamber containing a finely divided platinum catalyst in which carbon monoxide and hydrocarbons from the exhaust are oxidized to carbon dioxide.

A reformation technique used to "strip" gasoline of impurities, improve octane rating etc.

a catalyst

The increase in rate of a chemical reaction caused by the presence of a catalyst. / An amount of catalyst, expressed as the increase of the rate of its reaction.

plural of catalytic agent

A war initiated by one party and continued by others.