| Catalytic 1. (a.) Relating to, or causing, catalysis. 2. (n.) An agent employed in catalysis, as platinum black, aluminium chloride, etc. Thesaurus Entries accessory, adjuvant, advantageous, agential, agentival, agentive, ancillary, assistant, assisting, auxiliary, beneficial, catalytic, concert, conducive, contributory, dramatico-musical, employable, facilitating, favoring, forwarding, fostering, handy, helpful, helping, important, intermediary, jazz, jazzy, mediating, mediatorial, ministerial, ministering, ministrant, nurtural, nutricial, of service, orchestral, promoting, rock, serviceable, serving, significant, subservient, subsidiary, supporting, supportive, swing, symphonic, syncopated, useful, utilitarian, valuable |