CATALYZE

act upon by catalysis, the causing or accelerating of a chemical change by the addition of a substance that is not permanently affected by the reaction. —APA Glossary (app 11.7.90)

act upon by catalysis, the causing or accelerating of a chemical change by the addition of a substance that is not permanently affected by the reaction.cause or accelerate a chemical change without the substance causing the change being affected.act upon by catalysis, the causing or accelerating of a chemical change by the addition of a substance that is not permanently affected by the reaction.