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catalysts

NOUN

something which incites activity

Synonyms

STRONGEST

impetus incentive motivation stimulant

STRONG

adjuvant agitator enzyme goad impulse incendiary incitation incitement reactant reactionary spur synergist

WEAK

radical stimulus spark plug wave maker

Antonyms

STRONGEST

block hindrance

WEAK

blockage preventer prevention

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Kennedy said some of those catalysts are rising energy prices, a surge in biotech mergers, and increased capital expenditures for AI from hyperscalers.

From Barron's • May 14, 2026

The Chinese renminbi is 20% undervalued against the U.S. dollar, but there are two catalysts that could get it moving, say Goldman Sachs strategists.

From MarketWatch • May 11, 2026

"We need more robust catalysts and better system designs to ensure the technology is both efficient and economically viable at scale."

From Science Daily • May 4, 2026

Fuel price spikes have often been catalysts for airline industry shakeouts.

From The Wall Street Journal • May 3, 2026

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.

From "The Freedom Writers Diary" by The Freedom Writers