Catalyst

Definitions

1. A substance that increases the rate of a chemical reaction without being consumed in the process.
2. Something that encourages progress or change.
   figuratively
3. An inciting incident that sets the successive conflict into motion.
4. A catalytic converter.
5. An object that facilitates the casting of a spell (such as a magic wand).

Equivalents

32 more languages

العربيةالمحفّزحفاز

Bosanskikatalizatorкатализатор

Catalàcatalitzador

Češtinakatalyzátor

Danskkatalysator

Ελληνικάκαταλύτης

Suomikatalysaattorikatalyytti

Galegocatalizador

ગુજરાતીઉદ્દીપક

हिन्दीउत्प्रेरक

Hrvatskikatalizatorкатализатор

Magyarkatalizátor

Հայերենկատալիզատոր

Bahasa Indonesiakataliskatalisator

Íslenskahvati

Italianocatalizzatore

日本語呼び水触媒

ქართულიკატალიზატორი

한국어고동물꼬불쏘시개촉매+ 1 more

Te Reo Māoriwhākōkī

Bahasa Melayumangkin

Nederlandskatalysator

Polskikatalizator

Portuguêscatalisador

Românăcatalizator

Русскийкатализатор

Српскиkatalizatorкатализатор

తెలుగుఉత్ప్రేరకం

ไทยตัวเร่ง

Türkçekatalizörtezgen

Українськакаталізатор

Tiếng Việtxúc tác

Examples

“Enzymes, the catalysts of biological systems, are remarkable molecular devices that determine⟳ the pattern of chemical transformations.”

“Economic development and integration are working as a catalyst for peace.”

“It was a morning baptized by my first cup of coffee, freshly brewed over a gravel-bar fire, while they celebrated with the stronger catalyst of sour-mash whiskey in their fishing-vest cups.”

“Israel's fear for the reactor—rather than Egypt's of it—was the greater catalyst for war.”

“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⟳.”

“He [countertenor Anthony Roth Constanzo] also enjoys being the catalyst whereby opera fertilises other art forms: recently, he's collaborated with Japanese kabuki actors, and a project with dancers from New York City Ballet is in the offing.”

“The catalyst was the introduction of the Health & Safety at Work⟳ Act in 1974. While it applied to all workplaces, it gradually brought about a sea change⟳ in the attitude towards death and injury. Accidents were no longer accepted as 'inevitable'.”

“The housing crisis is now a “catalyst” for anti-immigrant sentiment, an Irish parliamentary committee warned in November.”

“The current view⟳ by both Labour and Conservative politicians is that the state of the UK railway is unsustainable, and the pandemic acted as a catalyst in exposing its weaknesses.”

CEFR level