köken: From Latin numerus (whence nombre) + -ique. Use in electronics is a semantic loan from English digital, which has also been directly borrowed into French.
Etymology tree Proto-Indo-European *nem- Proto-Italic *nomezos Latin numerus Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -ique Middle French -ique French -ique French numériquebor. Proto-Indo-European *-nós Proto-Balto-Slavic *-inas Proto-Slavic *-ьnъ Old Polish -ny Polish -ny Polish numeryczny From French numérique + Polish -ny.