undecipherable

play
adjective un·de·ci·pher·able \ˌən-dē-ˈsī-f(ə-)rə-bəl\

Definition of undecipherable

  1. :  unable to be deciphered :  not decipherable :  indecipherable undecipherable handwriting

undecipherably

play \ˌən-dē-ˈsī-f(ə-)rə-blē\ adverb

First Known Use of undecipherable

1758


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