Catalyst is a fairly recent addition to the English language, first appearing at the start of the 20 th century with its chemistry meaning. It was formed from the ...
Kids.Net.Au - Dictionary > Definition: catalyst . Search the Internet with Kids.Net.Au . Dictionary Definition of catalyst something that causes an important event ...
A catalyst in chemistry or biology is a substance that accelerates the rate of a chemical reaction but is unconsumed (net) by the reaction (see also catalysis).
Catalyst Definition: A catalyst is a subtance that increases the rate of a chemical reaction by reducing the activation energy, but which is left unchanged by the ...
catalyst: A substance able ... Double-click it to look it up in Merriam-Webster's Student Dictionary. catalyst ... catalyst. Britannica Online for Kids.
Catalyst definition, Chemistry. a substance that causes or accelerates a chemical reaction without itself being affected. See more.
Define catalysis: a modification and especially increase in the rate of a chemical reaction induced by material unchanged chemically at the end of the…
A catalyst is an event or person causing a change. Getting kicked out of your parents' house might be a catalyst for becoming more independent.
Catalyst: A substance that speeds up a chemical reaction but is not consumed or altered in the process. Catalysts are of immense importance in chemistry and biology ...
Chem4Kids.com! This tutorial introduces basics of catalysts and enzymes. Other sections include matter, elements, the periodic table, and biochemistry.