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Definition of undetectable
undetectable
/ˌʌndɪˈtɛktəbəl/
un · de · tect · a · ble
Adverb:undetectably
undetectable Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Top 10k
Syllables
5
undetectable Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Not able to be discovered, perceived, or identified, especially because of being very slight, subtle, or concealed.
Example
"The concentration of the mineral in the water sample was so low that it remained undetectable by standard laboratory equipment."
Synonyms
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Cite this Entry
Wordmom. (2026). Definition of Undetectable. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/undetectable