to make out the meaning of (something obscure or difficult to read or understand): I couldn't decipher his handwriting. to interpret by the use of a key, as something written in cipher: to decipher a … Definition of decipher verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. DECIPHERING definition: to determine the meaning of (something obscure or illegible ) | Meaning, pronunciation, translations and examples in American English 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 … Present participle of decipher. This made the problem of deciphering Persian inscriptions a relatively easy one. But even when I figure out all the substitutions, deciphering the entire notebook … Apr 14, 2026 · The meaning of DECIPHER is decode. How to use decipher in a sentence. Decipher means translate from code, or more generally, figure out. If you can’t decipher your teacher's writing, it means you can't read it. You might feel like you're being asked to decipher a code. During … DECIPHER definition: 1. to discover the meaning of something written badly or in a difficult or hidden way: 2.