This post was published on Jul 23, 2021 by

Catalyst GRE Vocabulary Flashcard

Catalyst GRE Vocabulary Flashcard

/ˈkæt.əl.ɪst/ (noun)


(chemistry) a substance that facilitates or accelerates chemical reaction while it doesn’t change by itself, catalytic agent, chemical agent, accelerator – somethin or someone that causes or accelerates changes, impetus, stimulus, facilitator, motivation, goad, promoter, impulse, incentive, stimulant, incitation, spur, spark


Catalyst, in chemistry is any substance that increases the rate of a reaction without itself being consumed. Enzymes are naturally occurring catalysts responsible for many essential biochemical reactions.

Most solid catalysts are metals or the oxides, sulfides, and halides of metallic elements and of the semimetallic elements boron, aluminum, and silicon. Gaseous and liquid catalysts are commonly used in their pure form or in combination with suitable carriers or solvents; solid catalysts are commonly dispersed in other substances known as catalyst supports.


Parts of speech

Adjective: catalytic

Adverb: catalytically

About Dr. Mohammad Hossein Hariri Asl

Dr. Mohammad Hossein Hariri Asl is an English and Persian instructor, researcher, inventor, author, blogger, SEO expert, website developer, and the creator of LELB Society. He's got a PhD in TEFL (Teaching English as a Foreign Language). Study our guest posting guidelines for authors.

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