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

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There were strikes, big moves and, fundamentally, hundreds of millions of pounds splashed by clubs across the English top flight. The Athletic Uk Staff, New York Times, 6 Sep. 2025 The study also found that different career areas required fundamentally different AI skills. Dylan Butts shreya Ghosal, CNBC, 4 Sep. 2025 For pop music in particular, narrative can be fundamentally in tension with other imperatives. Spencer Kornhaber, The Atlantic, 4 Sep. 2025 The decision could have fundamentally reshaped how Google does business, and the Justice Department proposed sweeping changes including selling off Chrome or the Android operating system. Jessica Guynn, USA Today, 3 Sep. 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

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Cite this Entry

“Fundamentally.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fundamentally. Accessed 8 Sep. 2025.

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