Morgan Sullivan
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The meaning of CYPHER is chiefly British spelling of cipher.
In cryptography, a cipher (or cypher) is an algorithm for performing encryption or decryption—a series of well-defined steps that can be followed as a procedure. An alternative, less common term is encipherment. To encipher or encode is to convert information into cipher or code.
Meaning of cypher in English. cypher. noun [ C or U ] uk / ˈsaɪ.fə r/ us / ˈsaɪ.fɚ / Add to word list. another spelling of cipher. SMART Vocabulary: related words and phrases. Codes & decoding. bombe. code word. crack a code. cracker. cryptanalysis. cryptologist. cryptology. decode. decrypt. encode. encryption. passcode. QR code. scrambler.
A cypher is a message written in a secret code. Spies during World War II sometimes communicated using cyphers. If you use a cypher to send your friend a message, it may take her a while to figure out what you're trying to tell her.
Cipher, any method of transforming a message to conceal its meaning. The term is also used synonymously with ciphertext or cryptogram in reference to the encrypted form of the message.
- The Editors of Encyclopaedia Britannica
1. zero. 2. any of the Arabic numerals or figures. 3. a person or thing of no value or importance; nonentity. 4. a. a secret method of writing, as by code. b. writing done by such a method; a coded message. 5. the key to a secret method of writing.
a zero, or a person or thing that has no value or importance: In the hands of a lesser actor, the role could have easily been a cipher. (Definition of cipher from the Cambridge Academic Content Dictionary © Cambridge University Press)
