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🇨🇳Chinese Source WordCode: ZH

催化剂

Pronunciation / Transliteration: cuīhuàjì

🇬🇧 Direct English Meaning:
Catalyst/ˈkæt.əl.ɪst/
nounCEFR C1 (Advanced)Top #3400 frequency
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🇨🇳 Example Sentence in Chinese:

"这次会议成为和平谈判的催化剂。"

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.

    "Platinum is often used as a catalyst in industrial chemical processes."
  2. 2

    A person or thing that precipitates an event or change.

    "The speech served as a catalyst for social reform."
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Thesaurus & Semantic Spectrum

Linguistic Origin & Historical Etymology

Derived from the Greek word 'katalysis', meaning 'dissolution' or 'down-loosening', formed from 'kata-' (down) and 'lyein' (to loosen). Originally coined in chemistry in the 19th century to describe substances that accelerate chemical reactions without being consumed, the term evolved metaphorically in the 20th century to describe any person, thing, or event that provokes significant change or action.

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