Cipher

  • 1 Cipher — Ci pher, n. [OF. cifre zero, F. Chiffre figure (cf. Sp.cifra, LL. cifra), fr. Ar. [,c]ifrun, [,c]afrun, empty, cipher, zero, fr. [,c]afira to be empty. Cf. {Zero}.] [1913 Webster] 1. (Arith.) A character [0] which, standing by itself, expresses… …

    The Collaborative International Dictionary of English

  • 2 cipher — UK [ˈsaɪfə(r)] / US [ˈsaɪfər] or cypher UK / US noun Word forms cipher : singular cipher plural ciphers 1) [countable/uncountable] a secret system of writing, used for sending messages so that no one can understand them unless they know the… …

    English dictionary

  • 3 Cipher — Ci pher, a. Of the nature of a cipher; of no weight or influence. Twelve cipher bishops. Milton. [1913 Webster] …

    The Collaborative International Dictionary of English

  • 4 cipher — [sī′fər] n. [ME cifre < OFr cyfre < ML cifra < Ar ṣifr, ṣefr, a cipher, nothing < ṣafara, to be empty] 1. the symbol 0, indicating a value of zero 2. a person or thing of no importance or value 3. a) a system of secret writing based… …

    English World dictionary

  • 5 Cipher — Ci pher, v. i. [imp. & p. p. {Ciphered}; p. pr. & vb. n. {Ciphering}.] To use figures in a mathematical process; to do sums in arithmetic. [1913 Webster] T was certain he could write and cipher too. Goldsmith. [1913 Webster] …

    The Collaborative International Dictionary of English

  • 6 Cipher — Ci pher, v. t. 1. To write in occult characters. [1913 Webster] His notes he ciphered with Greek characters. Hayward. [1913 Webster] 2. To get by ciphering; as, to cipher out the answer. [1913 Webster] 3. To decipher. [Obs.] Shak. [1913 Webster]… …

    The Collaborative International Dictionary of English

  • 7 cipher — [n] zero; nothingness blank, diddly squat*, goose egg*, insignificancy, nada*, naught, nil, nobody, nonentity, nothing, nought, nullity, squat, zilch, zip, zippo*, zot*; concepts 668,787 cipher [v] figure out code break, calculate, clear up,… …

    New thesaurus

  • 8 cipher — index blank (emptiness), calculate, designation (symbol), indicant, nonentity Burton s Legal Thesaurus. William C. Burton …

    Law dictionary

  • 9 cipher — is the recommended spelling, not cypher …

    Modern English usage

  • 10 cipher — (also cypher) ► NOUN 1) a code. 2) a key to a code. 3) an unimportant person or thing. 4) dated a zero. ► VERB ▪ encode (a message). ORIGIN Old French cifre, from Arab …

    English terms dictionary

  • 11 Cipher — For other uses, see Cipher (disambiguation). Edward Larsson s rune cipher resembling that found on the Kensington Runestone. Also includes runically unrelated blackletter writing style and pigpen cipher. In cryptography, a cipher (or cypher) is… …

    Wikipedia

  • 12 cipher — cipherable, adj. cipherer, n. /suy feuhr/, n. 1. zero. 2. any of the Arabic numerals or figures. 3. Arabic numerical notation collectively. 4. something of no value or importance. 5. a person of no influence; nonentity. 6. a secret method of… …

    Universalium

  • 13 cipher — [[t]sa͟ɪfə(r)[/t]] ciphers also cypher 1) N COUNT A cipher is a secret system of writing that you use to send messages. They cracked the cipher. ...a cipher clerk. Syn: code 2) N COUNT If you describe someone as a cipher, you mean that they have… …

    English dictionary

  • 14 cipher — n. code 1) to break, solve a cipher 2) in cipher * * * [ saɪfə] solve a cipher [ code ] to break in cipher …

    Combinatory dictionary

  • 15 cipher — ci|pher [ saıfər ] noun 1. ) count or uncount a secret system of writing, used for sending messages so that no one can understand them unless they know the system: CODE: in cipher (=using a cipher): The letter was written in cipher. 2. ) count… …

    Usage of the words and phrases in modern English

  • 16 cipher — {{11}}cipher (n.) late 14c., from M.L. cifra, from Arabic sifr zero, lit. empty, nothing, from safara to be empty; loan translation of Skt. sunya s empty. Came to Europe with Arabic numerals. Original meaning zero, then any numeral, then (first… …

    Etymology dictionary

  • 17 cipher — 1. noun /ˈsaɪfə/ a) A numeric character. The message was written in a simple cipher. Anyone could figure it out. b) A method of transforming a text in order to conceal its meaning. <! Taken from …

    Wiktionary

  • 18 cipher — ci|pher cypher [ˈsaıfə US ər] n [Date: 1300 1400; : Old French; Origin: cifre, from Medieval Latin cifra, from Arabic sifr empty, zero ] 1.) [U and C] formal a system of secret writing = ↑code ▪ an expert in ciphers ▪ …

    Dictionary of contemporary English

  • 19 cipher — [14] The central meaning of cipher is ‘zero’ (a word to which it is related); its use since the 16th century in connection with encrypted communications derives from the fact that in their earliest forms such codes usually consisted of numbers… …

    The Hutchinson dictionary of word origins

  • 20 cipher — ci•pher [[t]ˈsaɪ fər[/t]] n. 1) math. zero 2) math. any of the Arabic numerals or figures 3) a person or thing of no value or importance; nonentity 4) crp a) a secret method of writing, as by code b) writing done by such a method; a coded message …

    From formal English to slang