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Hasil cari dari kata atau frase: catalysis (0.01159 detik)
Found 3 items, similar to catalysis.
English → Indonesian (quick) Definition: catalysis katalis
English → English (WordNet) Definition: catalysis catalysis n : 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 catalytically produced” [syn: contact action ] [also: catalyses (pl)]
English → English (gcide) Definition: Catalysis Catalysis \Ca*tal"y*sis\, n.; pl. Catalyse.[ML., fr. Gr. ? dissolution, fr. ? to destroy, dissolve; kata` down, wholly + ? to loose.] [1913 Webster] 1. Dissolution; degeneration; decay. [R.] [1913 Webster] Sad catalysis and declension of piety. --Evelyn. [1913 Webster] 2. (Chem.) (a) A process by which a chemical reaction is accelerated in the presence of certain agents which were formerly believed to exert an influence by mere contact. It is now believed that such reactions are attended with the formation of an intermediate compound or compounds, so that by alternate composition and decomposition the agent is apparenty left unchanged; as, the catalysis of making ether from alcohol by means of sulphuric acid; or catalysis in the action of enzymes (as diastase, or ptyalin) on starch. (b) The catalytic force. [1913 Webster +PJC]

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