cata·lyse catalyses catalysing catalysed in AM, use catalyze1. If something catalyses a thing or a situation, it makes it active. Any unexpected circumstance that arises may catalyze a sudden escalation of violence
In chemistry, if something catalyses a reaction or event, it causes it to happen. The wires do not have a large enough surface to catalyse a big explosion
{f} accelerate the rate of a chemical reaction by catalysis; cause change while remaining unaffected (also catalyze)