decipher

[ dih-sahy-fer ]
/ dɪˈsaɪ fər /

verb (used with object)

to make out the meaning of (poor or partially obliterated writing, etc.): to decipher a hastily scribbled note.
to discover the meaning of (anything obscure or difficult to trace or understand): to decipher hieroglyphics.
to interpret by the use of a key, as something written in cipher: to decipher a secret message.
Obsolete. to depict; portray.

Origin of decipher

1520–30; translation of Middle French déchiffrer. See de-, cipher

OTHER WORDS FROM decipher

Example sentences from the Web for undecipherable

British Dictionary definitions for undecipherable

decipher
/ (dɪˈsaɪfə) /

verb (tr)

to determine the meaning of (something obscure or illegible)
to convert from code into plain text; decode

Derived forms of decipher

decipherable, adjective decipherability, noun decipherer, noun decipherment, noun