fundamentally

comparative more fundamentally · superlative most fundamentally

1. In a fundamental or basic sense; reaching the very core of the matter.

   What the science shows, he says, is that the brain of an addict is fundamentally different from that of a nonaddict.

   2000 June 24, Michael Massing, “Seeing Drugs as a Choice Or as a Brain Anomaly”, in The New York Times, archived from the original on 03 Feb 2022

   2 more examples

   Hanks is known as being an avid reader of history and biography, and seems to seek out stories which offer a certain optimism and humanism. In other words, he plays – fundamentally – good people.

   2021 February 9, Christina Newland, “Is Tom Hanks part of a dying breed of genuine movie stars?”, in BBC, archived from the original on 20 Apr 2022

   On Tuesday, a proposal to fundamentally restructure the Minneapolis police department in the wake of George Floyd’s death in 2020 was soundly defeated, a setback that even many Democrats acknowledged could be laid at the feet of the “defund the police” movement that some within the party embraced last summer.

   2021 November 5, Chris Cillizza, “Even Democrats are now admitting ‘Defund the Police’ was a massive mistake”, in CNN, archived from the original on 04 Aug 2022

   Synonyms: basically, essentially, at bottom, at heart, au fond, by definition, deep down, in effect