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Definition of untestable
untestable
/ʌnˈtɛstəbəl/
un · test · a · ble
untestable Lexical Profile
CEFR
B2
Grade
9
Tier
2
Usage
Top 10k
Syllables
4
untestable Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Not capable of being tested, verified, or falsified by experiment, observation, or practical examination.
Example
"Scientists dismissed the speculative claim because it relied on untestable assumptions about parallel universes."
Synonyms
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Cite this Entry
Wordmom. (2026). Definition of Untestable. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/untestable