noun, masculine/ʃifʁ/plural: chiffres
a digit i.e. 0,1,2,3,4,5,6,7,8,9; a number; figure (number); cipher (method of transforming a text to conceal meaning); cipher (code)
From Medieval Latin cifra (“zero”), from Andalusian Arabic صِفر (ṣifr, “empty”). Doublet of zéro.