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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.
Experience is, of course, a crucial factor in deciding who would be the best person for the job.
The money is crucial for the research.
Resolving this issue is crucial to making peace work.
It is crucial that all students develop these basic skills.
This is crucially important.
This is the American English definition of crucial. View British English definition of crucial.