Share this entry

Share this page

autocatalysis

Syllabification: au·to·ca·tal·y·sis
Pronunciation: /ˌôtəkəˈtaləsis
 
/

Definition of autocatalysis in English:

noun

Chemistry
Catalysis of a reaction by one of its products.
Example sentences
  • By autocatalysis or autocatalytic evolution he refers to ‘intrinsically driven and self-propelled’ biological change.
  • That is, we would need to know the exact concentration of the photoproducts in order to determine the rate constant for autocatalysis.
  • It seems that amino acids are indeed the result of autocatalysis.

Derivatives

autocatalyst

1
Pronunciation: /-ˈkatl-ist/
noun
Example sentences
  • The amount of palladium used in autocatalysts in the 1990s was very high compared to platinum.
  • The new facility is a major step in our strategy for the growth of our global autocatalyst business.
  • Self-propagation occurs when the autocatalyst diffuses into the reactive medium, initiating reaction and creating more autocatalyst.

autocatalytic

2
Pronunciation: /-ˌkatlˈitik/
adjective
Example sentences
  • This is a complex autocatalytic oxidation-reduction reaction in which one of the active species changes color on oxidation.
  • A change in the gene - a mutation - results not in the destruction of its autocatalytic power but in a modification of the autocatalytic process that now duplicates the altered gene.
  • The observations also suggest that ethylene in ripening is regulated entirely in an autocatalytic manner.

Definition of autocatalysis in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day boscage
Pronunciation: ˈbɒskɪdʒ
noun
a mass of trees or shrubs