Definition of incomprehensible
- incomprehensible instructions
I found his behavior utterly incomprehensible.
It's incomprehensible to me that he could have acted that way.
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First Known Use: 14th centurySee Words from the same year
: impossible to understand : not comprehensible
Thesaurus: All synonyms and antonyms for incomprehensible Spanish Central: Translation of incomprehensible Nglish: Translation of incomprehensible for Spanish speakers Britannica English: Translation of incomprehensible for Arabic speakers
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