crucially

adverb

cru·​cial·​ly ˈkrü-sh(ə-)lē 

1

: in a crucial manner

2

: very importantly

Examples of crucially in a Sentence

Recent Examples on the Web

This means that much of the Gulf states’ maritime trade – and crucially their energy exports – could be conducted with Iranian oversight. — Nic Robertson, CNN Money, 24 June 2026

By stripping out parts and, crucially, reducing the number of unique parts, the company shortens manufacturing time, raises reliability, and drives down cost, all at once. — John Koetsier, Forbes.com, 2 July 2026

Except that, crucially, there is a difference between the SAR and the kind of nationalization Burnham appears to favor. — Ian King, CNBC, 1 July 2026

This time, Russell’s cello would be accompanied by organ, tenor saxophone, trombone, guitar, and, crucially and unusually, a drummer and two percussionists. — Philip Sherburne, Pitchfork, 27 June 2026

Word History

First Known Use

1879, in the meaning defined at sense 1