catalyst
Pronunciation Noun
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Pronunciation Noun
catalyst (plural catalysts)
- (chemistry) A substance that increases the rate of a chemical reaction without being consumed in the process.
- 1988, Lubert Stryer Biochemistry, 3rd edition, page 177
- Enzymes, the catalysts of biological systems, are remarkable molecular devices that determine the pattern of chemical transformations.
- 1988, Lubert Stryer Biochemistry, 3rd edition, page 177
- Someone or something that encourages progress or change.
- Economic development and integration are working as a catalyst for peace.
- 2006, The Freedom Writers, with Erin Gruwell, The Freedom Writers Diary: How a Teacher and 150 Teens Used Writing to Change Themselves and the World Around Them, Diary 74
- Rosa Parks was a true catalyst for change and she was only one person. Hearing about Rosa Parks and her protest showed me that there is hope for me and all the students in Ms. G's classes to truly be catalysts for change.
- (literature) An inciting incident that sets the successive conflict into motion.
- (automotive) A catalytic converter.
- (Someone or something that encourages progress or change) stimulus, straw that stirs the drink
- French: catalyseur
- German: Katalysator
- Italian: catalizzatore
- Portuguese: catalisador
- Russian: катализа́тор
- Spanish: catalizador
- French: catalyseur, ferment, démiurge, électron libre, levain, agitateur, enzyme
- Italian: catalizzatore
- Portuguese: catalisador
- Russian: катализа́тор
- Spanish: catalizador, fermento, levadura, agitador, demiurgo, enzima
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.004