catalyst

Definition from Wiktionary, a free dictionary

[edit] English

[edit] Pronunciation

• IPA: /ˈkæt.əˌlɪst/

[edit] Noun

catalyst (plural catalysts)

1. (chemistry) A substance which increases the rate of a chemical reaction without being consumed in the process.
2. (automotive) A catalytic converter.
3. Someone or something that helps or encourages progress or change.

   I hope the new CEO will be a catalyst for change.

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

[edit] Translations

[edit] Derived terms

• catalyse, catalyze
• catalysis
• catalytic

[edit] Antonyms

• inhibitor