different between catalyst vs tetramethylguanidine
catalyst
English
Etymology
From catalysis +? -ist.
Pronunciation
- (UK) IPA(key): /?kæt.?l.?st/
- (US) IPA(key): /?kæt.?.l?st/
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.
Synonyms
- (Someone or something that encourages progress or change): stimulus, straw that stirs the drink
Antonyms
- (something that encourages change): inhibitor
- (something that enhances or accelerates): dampener
Derived terms
- catalyse, catalyze
- catalysis
- catalytic
Translations
See also
- enzyme
catalyst From the web:
- what catalyst is necessary
- what catalyst means
- what catalysts are going away
- what catalyst is used in the haber process
- what catalyst is used for photosynthesis to occur
- what catalysts do
- what catalyst is used for hydrogen peroxide
- what catalyst is good for sucrose
tetramethylguanidine
English
Etymology
tetramethyl +? guanidine
Noun
tetramethylguanidine (usually uncountable, plural tetramethylguanidines)
- (organic chemistry) The tetramethyl derivative of guanidine that is a strong base and is used as a catalyst
tetramethylguanidine From the web:
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