catalyst

Meanings

• noun

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

  - "The catalyst in the reaction between hydrogen and iodine is platinum."
  - "The enzyme is a biological catalyst that speeds up the reaction between substrates."

• noun

  A person or thing that causes a significant change or development.

  - "The discovery of penicillin was a catalyst for the development of modern medicine."
  - "The death of the king was a catalyst for revolution."

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Antonyms

inhibitor , dampener

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Synonyms

stimulus , straw that stirs the drink

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Rhymes

Words rhyming with catalyst
mystic , pesticide , sarcasm , apocalypse , perspicacious

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Variants

List of all variants of catalyst that leads to same result
catalyst , catalysts , co-catalyst , co-catalysts , cocatalyst , cocatalysts

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Etymology

origin and the way in which meanings have changed throughout history.

From the Greek word 'katalysis' meaning 'dissolution' or 'disintegration'. In chemistry, a catalyst causes a change in the arrangement of atoms but remains unchanged itself.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. The first catalyst used in industrial processes was platinum.

2. The Nobel Prize in Chemistry was awarded for discoveries of catalysis in 1935 and 2001.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. Enzyme: An enzyme is a biological catalyst that speeds up chemical reactions in the body.

2. Catalytic converter: A catalytic converter is a device that converts harmful exhaust gases into less harmful ones in an internal combustion engine.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

The term 'catalyst' has been used extensively in literature and science. In literature, it is often used metaphorically to describe a person or event that causes significant change. In science, it is a crucial concept in understanding chemical reactions.

How to Memorize "catalyst"

1. visualize
   

   - Imagine a catalyst as a speedboat in a lake, making the reaction between two substances happen faster.

2. associate
   

   - Associate the word 'catalyst' with the word 'accelerator'. Both words mean something that makes a process happen faster.

3. mnemonics
   

   - Use the acronym 'CAT' to remember the definition of a catalyst: 'C' for 'causes a reaction', 'A' for 'accelerates the reaction', and 'T' for 'transfers energy'.

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