un–understandable
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adjective
un–un·der·stand·able
\ˌən-ˌən-dər-ˈstan-də-bəl\
variants: or
ununderstandable
Definition of un–understandable
: impossible to understand : not understandable Karl Jaspers held, famously, that schizophrenic phenomena are ununderstandable. — Naomi Eilan
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First Known Use of un–understandable
circa 1631
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