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indecipherable

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adjective in·de·ci·pher·able \ˌin-di-ˈsī-f(ə-)rə-bəl\

Simple Definition of indecipherable

  • : impossible to read or understand : not decipherable

Source: Merriam-Webster's Learner's Dictionary

Full Definition of indecipherable

  1. :  incapable of being deciphered

Examples of indecipherable in a sentence

  1. His handwriting is almost indecipherable.

  2. <after so many years the paper label in the drawer of the antique desk is indecipherable>



1802

First Known Use of indecipherable

1802



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