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Definition of unthinkably
unthinkably
/ʌnˈθɪŋ.kə.bli/
un · think · a · bly
Adjective:unthinkable
unthinkably Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Top 10k
Syllables
4
unthinkably Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adverb
1
To a degree or in a manner that is impossible to imagine, comprehend, or consider likely.
Example
"The deep ocean floor remains an unthinkably vast and largely unexplored frontier."
Synonyms
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Cite this Entry
Wordmom. (2026). Definition of Unthinkably. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/unthinkably