cipher
(Inglese)
Frequenza
Pronunciato come (IPA)
/ˈsaɪfə/
Etimologia (Inglese)
In summary
14th century. From Middle English cifre, from Old French cyfre, cyffre (French chiffre), ultimately from Arabic صِفْر (ṣifr, “zero, empty”), from صَفَرَ (ṣafara, “to be empty”). Doublet of chiffre and zero. Sense 8 (a fault in an organ valve) may be a different word.
write in code
secret code
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