Definitions for catalyst
ˈkæt l ɪstcat·a·lyst

Princeton's WordNet(5.00 / 1 vote)Rate this definition:

1. catalyst, accelerator(noun)

   (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected

2. catalyst(noun)

   something that causes an important event to happen

   "the invasion acted as a catalyst to unite the country"

GCIDE(3.50 / 2 votes)Rate this definition:

1. catalyst(n.)

   something or someone that causes events to happen with itself being changed.

2. catalyst(n.)

   something that serves as a precipitating occasion for an event; as, the invasion acted as a catalyst to unite the country. A catalyst is never the main cause of an event, but may serve to hasten events for which the underlying causes are present prior to the appearance or occurrence of the catalyst.

Wiktionary(5.00 / 1 vote)Rate this definition:

1. catalyst(Noun)

   A substance that increases the rate of a chemical reaction without being consumed in the process.

2. catalyst(Noun)

   Someone or something that encourages progress or change.

   Economic development and integration are working as a catalyst for peace.

3. catalyst(Noun)

   A catalytic converter.

Freebase(0.00 / 0 votes)Rate this definition:

1. Catalyst

   Catalyst is the fourth studio album by American rock band New Found Glory. It was produced by Neal Avron and released on May 18, 2004 through Geffen Records. The album includes an enhanced CD portion with a making of the music video for the inaugural single "All Downhill from Here". Catalyst debuted at a career-high number three on the Billboard 200 chart and was later certified gold by the Recording Industry Association of America on August 18, 2004.

How to pronounce catalyst?

1. 

   Alex

   US English

   

   Daniel

   British

   

   Karen

   Australian

   

   Veena

   Indian

How to say catalyst in sign language?

Numerology

1. Chaldean Numerology

   The numerical value of catalyst in Chaldean Numerology is: 2

2. Pythagorean Numerology

   The numerical value of catalyst in Pythagorean Numerology is: 2

Examples of catalyst in a Sentence

1. Edward Acton:

   It is not a risk-on catalyst.

2. Scott Eastwood:

   Well, I think it was the catalyst that broke him and Demi up.

3. Tai Wong:

   (Palladium is) pretty much all used in gasoline catalyst converters.

4. Karisa Tavassoli:

   Michael Brown's death was a catalyst for a lot of issues in this country.

5. Art Hogan:

   At these valuations, the market is desperate for a catalyst to move higher.

Images & Illustrations of catalyst

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