crucialadjective
uk/ˈkruː.ʃəl/us/ˈkruː.ʃəl/B2 extremely important or necessary:
a crucial decision/question
Her work has been crucial to the project's success.
[ + that ] It is crucial that the problem is tackled immediately.
More examples
- Price will be a crucial factor in the success of this new product.
- The motif of betrayal and loss is crucial in all these stories.
- The turning point in her political career came when she was chosen to fight a crucial by-election.
- During the trial, the prosecution was accused of withholding crucial evidence from the defence.
- The Panama Canal provides a crucial shipping link between the Atlantic and Pacific oceans.
Thesaurus: synonyms and related words
Very important or urgent
- all-important
- arch
- at all cost(s) idiom
- be a matter of life and/or death idiom
- burning
- chief
- considerable
- critical
- make the world go around/round idiom
- materially
- minor league
- mission-critical
- moment
- radical
- sacred
- salient
- serious
- seriously
- substantial
- substantially
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crucially
adverb uk/ˈkruː.ʃəl.i/us/ˈkruː.ʃəl.i/