D defs.my
Entry 3 senses Webster, 1913

Decipher

/dĭs-īf'-ẽr/ · De·ci·pher · IPA /dɪˈsaɪfə(ɹ)/
01 v. t. To translate from secret characters or ciphers into intelligible terms; as, to decipher a letter written in secret characters.
imp. & p. p. Deciphered; p. pr. & vb. n. Deciphering
  1. 1.
    To translate from secret characters or ciphers into intelligible terms; as, to decipher a letter written in secret characters.
  2. 2.
    To find out, so as to be able to make known the meaning of; to make out or read, as words badly written or partly obliterated; to detect; to reveal; to unfold.
  3. 3.
    To stamp; to detect; to discover.[R.]
    “You are both deciphered, . . . For villains.” Shak.