Meaning & use

fundamentally

adverb·Academic

In a basic or essential way that affects the very nature or core of something.

See it in a sentence

The two proposals are fundamentally different, even though they look similar on the surface.

Winning the lottery fundamentally changed how she thought about money and security.

A note on using this word

Fundamentally points to the deepest, defining level of something, stronger than the more casual basically.

Words with a similar meaning

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