Catalysis Definition
kə-tălĭ-sĭs
catalyses
noun
catalyses
The speeding up or, sometimes, slowing down of the rate of a chemical reaction caused by the addition of some substance that does not undergo a permanent chemical change.
Webster's New World
Synonyms:
- contact action
- thermolysis
- photolysis
Origin of Catalysis
-
Greek katalusis dissolution from katalūein to dissolve kata- intensive pref. cata– lūein to loosen leu- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
From Ancient Greek κατάλυσις (katalusis, “dissolution”), from καταλύω (kataluō, “I dissolve”), from κατά (kata, “down”) + λύω (luō, “I loose”).
From Wiktionary
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