Definition of unreadable
: not readable : such asa : not decipherable : illegible <unreadable handwriting>b : impossible to read and understand : incomprehensible < … a flawed, unreadable, misleading bill that garnered support based on propaganda and clever—but false—talking points. — Marilyn M. Singleton>c : impossible to interpret <The expression on her face was unreadable.>d : not enjoyable or interesting enough to engage the reader <an unreadable novel>
First Known Use of unreadable
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