Definition of "catalyse"
catalyse
verb
third-person singular simple present catalyses, present participle catalysing, simple past and past participle catalysed
(chemistry, chiefly British spelling) Alternative spelling of catalyze
third-person singular simple present catalyses, present participle catalysing, simple past and past participle catalysed
(chemistry, chiefly British spelling) Alternative spelling of catalyze