Definition of catalyse in English:

catalyse

(US catalyze)

verb

[WITH OBJECT]
  • 1 Cause or accelerate (a reaction) by acting as a catalyst.

    ‘the enzyme catalyses the oxidation of acetaldehyde’
    • ‘The enzyme catalyzing this reaction is phosphohexose isomerase (also known as phosphoglucose isomerase).’
    • ‘The enzymes that catalyze the chemical reactions that keep the cells alive function most efficiently over a limited range of body temperatures.’
    • ‘This reaction is catalysed by the enzyme DNA methyltransferase.’
    • ‘Allozymes are catalytic RNA- or DNA-based molecules whose ability to catalyze a reaction is modulated by their interaction with an effector molecule.’
    • ‘This reaction is catalyzed by the enzyme citrate synthase.’
    • ‘A major category of applications is the use of enzymes to catalyze complex reactions for which there are no conventional catalysts.’
    • ‘The function of enzymes is to catalyse the chemical reactions upon which the functioning of the organism depends.’
    • ‘This reaction is catalyzed by the enzyme hexokinase.’
    • ‘The enzyme catalyzing this reaction is known as ferrochelatase.’
    • ‘This view has been strengthened by the discovery that some forms of RNA, called ribozymes, can act like non-protein enzymes to catalyze biological reactions.’
    • ‘It can store genetic information, as DNA does, but it can also adopt complex three-dimensional shapes and catalyze chemical reactions on itself, as proteins do.’
    • ‘The enzyme dihydrolipoyl dehydrogenase, with FAD + as a cofactor, catalyzes that oxidation reaction.’
    • ‘In both cases the nitric oxide is produced by a reaction from a chemical called L-arginine. The chemical reaction is catalysed by an enzyme called nitric oxide synthase.’
    • ‘Copper is usually utilized in organisms as a cofactor in enzymes or electron transfer proteins that catalyze redox reactions or oxygen chemistry.’
    • ‘Enzymes tend to be more active, i.e., they catalyze reactions faster, than synthetic catalysts at ambient temperatures.’
    • ‘Finally, the singlestrand religation reaction catalyzed by the enzyme is decreased, resulting in a stabilized covalent protein-DNA complex.’
    • ‘Enzymes catalyze reactions by interacting with and stabilizing the transition state so that the chemical reaction requires a much gentler push to clear the activation barrier.’
    • ‘DNA contains all the information needed to manufacture proteins, and some of these proteins catalyse the reactions that the cell needs to live and replicate.’
    • ‘However, studies have shown that lead, like other heavy metals, inactivates enzymes (proteins that catalyze biochemical reactions).’
    • ‘The ability of enzymes, at low concentrations, to catalyze specific reactions is enough to make any chemist envious.’
    1. 1.1Cause (an action or process) to begin.
      ‘the introduction of the canal and the railway catalysed the city's industrial growth’
      • ‘As a key marginal producer of both oil and natural gas, Russia is now in an enviable position to catalyse this development.’
      • ‘This catalyzed the retrieval of these women as theologians-not simply as saints honored for their piety or mystics gazed upon with curiosity.’
      • ‘Another objective of the Consortium is to catalyze the translation of new discoveries in cell migration to the development of novel therapeutic drugs and treatments.’
      • ‘In doing so, she catalyses a process of reconnection and healing where there had previously been tight-lipped repression.’
      • ‘Calling in the IMF will do nothing more than catalyse this process, given the Fund's past form in this area.’
      • ‘These siRNAs are incorporated into a ribonucleoprotein complex known as the RNA-induced silencing complex, which targets homologous transcripts, catalyzing their degradation.’
      • ‘‘As we have learned from our city's great parks,’ he said, ‘public spaces create value and catalyze growth.’’
      • ‘The centerpiece of this presentation is a particular instance of the interaction of tradition and innovation catalyzed by culture, drawn from my life and research among Anglicans and other Christians in Zimbabwe.’
      • ‘The incident, which occurred about nine years ago, catalyzed me to begin teaching a series in 1997.’
      • ‘In this brand of discipleship, serious study is not separated from practical experience-both are seen as catalyzing growth through continual dialogue with one another.’
      • ‘In this section he illustrates the complex ways in which these very different kinds of riots combined to catalyze the growth of anti-slavery sentiment in the North.’
      • ‘The introduction of the Leeds and Leeds Canal in 1816 and the railway in 1848 catalysed the city's industrial growth.’
      • ‘The transition to sustainable living or development can be catalysed by a change in thinking and shift in values.’
      • ‘Differences in competitive abilities between nestlings at hatching catalyze the development of dominance hierarchies within broods, which concentrate resource deprivation onto the lowest-ranking member.’
      • ‘Once each clump grew to about 500 metal atoms, the platinum catalyzed its own growth and formed large, branching sheets that spread over the surface of the liposomes.’
      • ‘For reasons already noted, irrigation infrastructure such as dams and channels has been built, and maintained largely by governments to catalyse growth in agriculture and rural communities.’
      • ‘The development of new techniques and procedures have catalysed the growth of this field by expanding the abilities of researchers to study life at the molecular level.’
      • ‘Water is a major issue that can catalyze the peace process or inhibit it.’
      • ‘Asteroid-sourced raw materials will enable and catalyze the development of an Earth-Moon space economy and humankind's expansion into the solar system.’
      • ‘But, given the constraints on budget resources, public funds must be used strategically to catalyze private investments in infrastructure and support projects that are important but cannot attract private finance.’

Origin

Late 19th century: from catalysis, on the pattern of analyse.

Pronunciation:

catalyse

/ˈkat(ə)lʌɪz/