Added 9 October 2026 unreadable adjective Categories: Describing WordsRare Words adjective ! Definition from WordNet 3.1, Princeton University. More about unreadable at Wordnik → Where our words come from → Not easily deciphered. indecipherable handwriting Related Words: undecipherableillegibleindecipherableunclearunintelligibleunrecognizablelegiblereadablenonreadableunclockableincomprehensibleunscannable Back to today's word