crucially

adverb

cru·​cial·​ly ˈkrü-sh(ə-)lē How to pronounce crucially (audio)
1
: in a crucial manner
2
: very importantly

Examples of crucially in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And, crucially, no proof that Nancy Guthrie is still alive. ABC News, 8 Feb. 2026 But experiencing failure and learning to recover from it are prerequisites for long-term success and, crucially, for mental health. Russell Shaw, The Atlantic, 4 Feb. 2026 Regardless, a new signing — even a backup left-back or centre-back — would have relieved some pressure on Howe’s defensive resources and, crucially, given everyone around the club a lift. Chris Waugh, New York Times, 4 Feb. 2026 The chemical is made up of carbon atoms with alternating single and double bonds, and, crucially, its conductivity changes drastically depending on whether the chain is cut on a single or double bond. IEEE Spectrum, 4 Feb. 2026 See All Example Sentences for crucially

Word History

First Known Use

1879, in the meaning defined at sense 1

Time Traveler
The first known use of crucially was in 1879

Browse Nearby Words

Cite this Entry

“Crucially.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crucially. Accessed 14 Feb. 2026.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster