fundamentally

adverb

fun·​da·​men·​tal·​ly ˌfən-də-ˈmen-tᵊl-ē How to pronounce fundamentally (audio)
: with regard to what is basic, essential, or fundamental : at a fundamental level
a fundamentally honest person
a fundamentally new/different approach
Most theories of the internal structure of Venus begin with the assumption that the planet is fundamentally similar to the earth …Andrew and Louise Young
: in a basic or fundamental manner
This "disposable" work force is the most important trend in business today, and it is fundamentally changing the relationship between Americans and their jobs.Janice Castro

Examples of fundamentally 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.
That is the most fundamentally misunderstood thing about the pyramid system. Ian Nicholas Quillen, Forbes.com, 27 Apr. 2025 First, the economy and labor market have fundamentally changed. Thomas G. Moukawsher, MSNBC Newsweek, 26 Apr. 2025 Still, the stark contrast between human and AI responses suggests there may be something fundamentally different about how models and humans process social and contextual information. Mack Degeurin, Popular Science, 24 Apr. 2025 Not only was this a surprise to the industry (Van Noten had led his eponymous brand for nearly forty years), but many worried the label—which relied on bold prints, inventive silhouettes, and rich textures—would fundamentally change. Brett Braley, Robb Report, 23 Apr. 2025 See All Example Sentences for fundamentally

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of fundamentally was in the 15th century

Browse Nearby Words

Cite this Entry

“Fundamentally.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fundamentally. Accessed 30 Apr. 2025.

More from Merriam-Webster on fundamentally

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!