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pivotal.

Adjective
Formal
MEANING

So important that the outcome of something depends on it.

Use it for

Words that belong together

  • pivotal role
  • pivotal decision
  • pivotal moment

On the page

The historian argues that the funding decision was pivotal because it changed which projects could proceed.
The analysis distinguishes the institution’s pivotal role from its greater visibility in public discussion.

Nearby words

Word forms
Base
pivotal

Usage notes

Adjective: pivotal role, pivotal decision. Normally non-gradable; central and decisive are related words with different emphases. Register: formal. Commonness: moderately common (qualitative editorial estimate, informed by dictionaries/corpus).

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