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Definition of fundamentally
fundamentally
/ˌfʌn.dəˈmɛn.təl.i/
fun · da · men · tal · ly
Adjective:fundamental
fundamentally Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Top 5k
Syllables
5
fundamentally Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adverb
1
In central, primary, or essential respects; at the most basic or foundational level.
Example
"Although their methods differ, the two researchers agree fundamentally on the underlying causes of climate change."
Synonyms
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Word Origin & Etymology
Formed from the adjective 'fundamental' plus the adverbial suffix '-ly'. 'Fundamental' derives from Late Latin 'fundamentalis', from Latin 'fundamentum' (foundation), ultimately from 'fundus' (bottom or base).
Cite this Entry
Wordmom. (2026). Definition of Fundamentally. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/fundamentally