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Definition of incontrovertible
incontrovertible
/ˌɪnˌkɑːn.trəˈvɝː.t̬ə.bəl/
in · con · tro · ver · ti · ble
Adverb:incontrovertibly
incontrovertible Lexical Profile
CEFR
C2
Grade
12
Tier
2
Usage
Rare
Syllables
6
• adjective
1
Impossible to deny, dispute, or disprove; entirely certain and established beyond doubt.
Example
"The defense attorney presented incontrovertible evidence that her client was in another city at the time of the incident."
• Rhymes for incontrovertible
• Nearby Words
Word Origin & Etymology
Borrowed in the mid-17th century from Late Latin incontrovertibilis, formed from the privative prefix in- ('not'), contra ('against'), and vertere ('to turn').
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Incontrovertible. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/incontrovertible