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Definition of crucially adverb from the Oxford Advanced Learner's Dictionary

crucially

adverb
 
/ˈkruːʃəli/
 
/ˈkruːʃəli/
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  1. in a way that is extremely important
    • crucially important
    • The plants need light and, crucially, a flow of cool air.
See crucially in the Oxford Learner's Dictionary of Academic English
trait
noun
 
 
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