1 something that is crucial is extremely important because it has a major effect on the result of something
We believe the question being investigated by the Commission is one of crucial importance to the country.
Anderson played a crucial role in the team’s 3–2 victory on Saturday.
a crucial factor/element/part: Experience is, of course, a crucial factor in deciding who would be the best person for the job.
crucial for: The money is crucial for the research.
crucial to: Resolving this issue is crucial to making peace work.
it is crucial (that): It is crucial that all students develop these basic skills.
Synonyms and related words