Definitions

critical mass

[krit-i-kuhl mas] / ˈkrɪt ɪ kəl ˈmæs /

NOUN

crucial point

Synonyms

WEAK

climax crisis crisis point critical juncture critical point critical stage crossroads crucial moment crunch time decisive moment defining moment do or die time emergency high noon irreversible momentum moment of truth pivotal point point of no return sink or swim time the Rubicon turning point zero hour

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.

Participants at the Santa Marta meeting believe the real purpose of the meeting is to show those who are hesitating about the transition that there is a critical mass moving in favour of renewables.

From BBC • Apr. 24, 2026

"It'll hit a critical mass at some point, and maybe become as commonplace as smartwatches or glasses," he said.

From Barron's • Jan. 8, 2026

With such fragmentation, it’s much harder for a negative storyline to reach critical mass.

From Los Angeles Times • Nov. 30, 2025

And male monopolies on power tend to be self-perpetuating: Only when a critical mass of women run and win does it begin to feel possible that women can run for office and win.

From Slate • Nov. 22, 2025

But it would end up being one of many little things—a slow accrual, compounding steadily and imperceptibly toward critical mass.

From "Into Thin Air" by Jon Krakauer

critical mass

Example Sentences

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