S: (n) catalysis,contact_action (acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction; ) "of the top 50 commodity chemicals, 30 are created directly by catalysis and another 6 are made from raw materials that are catal" From word Net
Meaning and definitions of Catalysis with similar and opposite words in Tamil Dictionary. Also find native spoken pronunciation of Catalysis in Tamil and in English language.