crucial

Meaning

Decisive or critical, especially in the success or failure of something.

Extremely important or necessary; decisive in determining success or failure.

extremely important or necessary

Example Sentences

Fault-tolerance is crucial for reliability.

Timely decision-making is crucial to the success of the project.

Trust is crucial for a strong relationship.

Example Expressions

crucial role

Synonyms

vital, essential, critical, key, significant

Entry 1

vital, essential

Entry 2

vital, essential

Entry 3

vital, essential, critical, key, significant

Antonyms

trivial, optional, unimportant, minor

Entry 1

trivial, optional

Entry 2

unimportant, trivial

Entry 3

unimportant, trivial, minor

Collocations

crucial role, crucial decision, crucial moment, crucial factor