AskDefine | Define cypher

Dictionary Definition



1 a mathematical element that when added to another number yields the same number [syn: zero, 0, nought, cipher]
2 a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it" [syn: nothing, nil, nix, nada, null, aught, cipher, goose egg, naught, zero, zilch, zip]
3 a person of no influence [syn: cipher, nobody, nonentity]
4 a secret method of writing [syn: cipher, cryptograph, secret code]
5 a message written in a secret code [syn: cipher]


1 convert ordinary language into code; "We should encode the message for security reasons" [syn: encode, code, encipher, cipher, encrypt, inscribe, write in code] [ant: decode]
2 make a mathematical calculation or computation [syn: calculate, cipher, compute, work out, reckon, figure]

User Contributed Dictionary



  1. alternative spelling of cipher


  1. alternative spelling of cipher

Extensive Definition

A Cypher (or cipher) is an algorithm for encryption. Cypher may also mean: n. An energy exchange, bond or transfer. v. The act or process of exchanging, bonding or transferring energy.

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cypher in German: Cypher
cypher in Japanese: サイファー (曖昧さ回避)
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