Meaning of “crucial” in the English Dictionary

"crucial" in British English

See all translations

crucialadjective

uk /ˈkruː.ʃəl/ us /ˈkruː.ʃəl/
crucially
adverb uk /ˈkruː.ʃəl.i/ us /ˈkruː.ʃəl.i/

(Definition of “crucial” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"crucial" in American English

See all translations

crucialadjective

us /ˈkru·ʃəl/

(of a decision or event) extremely important because many other things depend on it:

The behavior of the oceans is a crucial aspect of global warming.
crucially
adverb us /ˈkru·ʃə·li/

The band wants to win over fans and, more crucially, radio programmers.

(Definition of “crucial” from the Cambridge Academic Content Dictionary © Cambridge University Press)