ciphering
Word family
- ciphernounB2
- cipherverbC1
- decipherverbB2
- encipherverbC2
- ciphertextnounC1
- decipherableadjectiveC2
- indecipherableadjectiveC2
Synonym discussion
Sense: noun/1
These words all refer to systems for hiding the meaning of a message, but they differ in scope and register. Ciphering is the most specific — it describes a method that works on individual letters or symbols, replacing each one systematically according to a fixed rule. Code is much broader: a code can use whole words, symbols, signals, or even behaviour (a dress code, a moral code). Encryption is the modern technical term, almost always used for electronic data protection — you encrypt emails and files, not paper notes. Cryptosystem is a specialised academic term for the complete mathematical scheme including both encoding and decoding rules. When in doubt, use code for general contexts and encryption for digital security; reserve ciphering for discussions of classical secret writing or, in a different domain entirely, hip-hop culture.
Common collocations
Phrases
- ciphering and deciphering
Etymology
The word 'cipher' travelled a remarkable path from the Arabic word ṣifr, meaning 'zero' or 'empty.' Medieval European scholars translating Arabic mathematical texts borrowed it as Latin cifra, which then entered Old French as cifre and Middle English as cipher. At first it meant simply 'the numeral zero,' then broadened to mean any Arabic numeral (1, 2, 3, and so on). From there it developed two separate branches of meaning: the idea of 'calculating with numbers' (the verb sense), and the idea of 'a secret code' — probably because coded messages often looked like meaningless strings of numbers. The 'nobody' sense (a person of no importance) is a metaphor drawn from zero: someone who counts for nothing. The hip-hop sense of 'ciphering circle' emerged in late 20th-century American street culture.
First known use
14th century
14th century, in the meaning defined at sense 1a Verb