unknowable
adjective/ʌnˈnoʊəbəl/
Frequency rank: #17,810 most common English word
Meaning
impossible to know or understand; beyond the limits of human knowledge.

Example sentence
Some philosophers believe that the true nature of consciousness is unknowable.
Synonyms & related words
- incomprehensible
- mysterious
- inscrutable
- unfathomable
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