catalyst

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catalyst

 [kat´ah-list]
any substance that brings about catalysis.

cat·a·lyst

(kat'ă-list),
A substance that accelerates a chemical reaction but is not consumed or changed permanently thereby.
Synonym(s): catalyzer

catalyst

[kat′əlist]
Etymology: Gk, katalein, to dissolve
a substance that influences the rate of a chemical reaction without being permanently altered or consumed by the process. Most catalysts, including enzymes in living organisms, accelerate chemical reactions; negative catalysts retard such reactions. See also enzyme.

cat·a·lyst

(kat'ă-list)
A substance that accelerates a chemical reaction but is not consumed or changed permanently thereby.

catalyst

A chemical substance that promotes or accelerates a chemical reaction without itself being changed. Most biochemical catalysts are ENZYMES and almost all body chemistry depends on the catalytic action of thousands of different enzymes.

catalyst

a compound which is able to increase the speed of a reaction by lowering the ACTIVATION ENERGY needed for the reaction to start. Protein catalysts are called ENZYMES and are found in all living cells.

Catalyst

A substance that causes the next step in a pathway or reaction to occur, but is not physically changed by the process.

catalyst

agent accelerating a chemical reaction but not used up, nor permanently changed, by that reaction; most enzymes are catalysts

cat·a·lyst

(kat'ă-list)
A substance that accelerates a chemical reaction but is not consumed or changed permanently thereby.

catalyst (kat´əlist),

n a substance that induces an increased rate of a chemical reaction without entering into the reaction or being changed by the reaction.

catalyst

any substance that brings about catalysis.

Patient discussion about catalyst

Q. Does alcohol drinking act as a catalyst of a problem? Does alcohol drinking act as a catalyst of a problem? My father has been battling depression and anxiety for many years and he used to drink in the past. Recently his behavior associated with drinking is visible and I strongly suspect that he is drinking again. Generally we get silly after drinking but my dad`s perception are altered in a negative way….

A. Yes that’s true… when I drink my depression gets amplified. And this almost happens on the issues which hurts me. Sometimes it becomes self destructive. One should even look that it doesn’t harm anyone. Keep him under observation for 3 days and if the problem persists, then you must take him to a doctor.

More discussions about catalyst
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