
1) Accelerator 2) Activator 3) Agent for action 4) Agent of change 5) American jazz ensemble 6) Change agent 7) Change precipitator 8) Chemical reaction helper 9) Enzyme 10) It makes things happen 11) Part of a chemical reaction 12) Precipitating agent 13) Prompter 14) Reaction facilitator 15) Spark
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https://www.crosswordclues.com/clue/catalyst

1) Activator 2) Agent 3) Biocatalyst 4) Biocatalytic 5) Doer 6) Enzymatic 7) Enzyme 8) Nonenzymatic 9) Spark 10) Zymoid
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https://www.crosswordclues.com/clue/catalyst

A catalyst is a chemical substance that increases the rate of a reaction without being consumed; after the reaction it can potentially be recovered from the reaction mixture chemically unchanged.
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http://en.wikipedia.org/wiki/Glossary_of_fuel_cell_terms

A catalyst is a substance that speeds up a chemical reaction without being consumed itself in the reaction. A substance that alters (usually increases) the rate at which a reaction occurs.
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http://reprap.org/wiki/Glossary
[Noun] Something that causes change.
Example: The new manager had been a real catalyst in turning the company around.
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http://www.bbc.co.uk/skillswise/glossary/

a substance that alters the velocity of a chemical reaction and may be recovered essentially unaltered in form and amount at the end of the reaction.
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http://www.chemicalglossary.net/definition/281-Catalyst

A substance that changes the rate at which a reaction equilibrium is attained, without itself being consumed. Catalysts can increase the rate of reaction (positive catalysts) or decrease them (negative catalysts or inhibitors).
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http://www.chemicalglossary.net/definition/417-Catalyst

A substance that alters the rate of a chemical reaction, but is itself unchanged at the end of the reaction. Catalysts are specific for particular reactions. In a reversible reaction, the forward and back reactions are catalyzed equally, and the equilibrium position is not altered. Catalysis is ei...
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http://www.daviddarling.info/encyclopedia/C/catalyst.html

A catalyst speeds up a chemical process, but usually does not itself get used up or changed chemically. Vitamin B6 is a catalyst for various body metabolism processes.
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http://www.encyclo.co.uk/local/20541

<chemistry> A substance that accelerates a chemical reaction, but is not consumed or changed in the process. ... (16 Mar 1998) ...
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http://www.encyclo.co.uk/local/20973

(kat´ә-list) any substance that brings about catalysis.
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http://www.encyclo.co.uk/local/21001

substance that causes speeding upÂ
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http://www.graduateshotline.com/list.html

a substance that alters the velocity of a chemical reaction and may be recovered essentially unaltered in form and amount at the end of the reaction.
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http://www.hach.com/chemGlossary

A chemical agent which promotes or influences a chemical reaction without itself being permanently changed by the reaction. Used in recombinant cells and fuel cells
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http://www.mpoweruk.com/glossary.htm

A catalyst is a substance which facilitates a reaction, without being consumed by the reaction itself. It is a term generally used in chemistry, although it is equally applicable in applied Psychology, such as in the role of an antagonist or provocateur.
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http://www.probertencyclopaedia.com/browse/GC.HTM

(Gk: kata=down, downwards; luo to set free) substance that speeds up a chemical reaction but which is not itself catchment area the area draining into a lake, river or other body of water. See watershed.
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http://www.seafriends.org.nz/books/glossary.htm
(also called hardener) a chemical compound (usually an organic peroxide) which initiates polymerisation of a resin
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https://compositesuk.co.uk/composite-materials/glossary-terms

A substance that accelerates a chemical change.
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https://www.encyclo.co.uk/local/20737

A catalyst provides a means to further reduce exhaust emissions for NOx and CO.
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https://www.encyclo.co.uk/local/20849
accelerator noun (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
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https://www.encyclo.co.uk/local/20974

A chemical additive that decreases the time of a chemical reaction with out being affected by the reaction.
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https://www.encyclo.co.uk/local/21120
Click images to enlargeSubstance that alters the speed of, or makes possible, a chemical or biochemical reaction but remains unchanged at the end of the reaction. Enzymes are natural biochemical catalysts. In practice most catalysts are used to speed up reactions. The catalysts used in the chemical industry are often tran...
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https://www.encyclo.co.uk/local/21221

a substance that accelerates a chemical reaction without itself being consumed.
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https://www.encyclo.co.uk/local/22434

something that causes an important event to happen
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https://www.vocabulary.com/lists/2220337

substance that initiates or accelerates a chemical reaction
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https://www.vocabulary.com/lists/388513
No exact match found.