/ ˌælfənjuːˈmerɪk; NAmE -nuːˈmer-/ (also alpha·numer·ic·al / -ɪkl; NAmE /) adjective
containing both letters and numbers :
an alphanumeric code
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WORD ORIGIN
1950s: blend of alphabet and numeric , from numerical early 17th cent. term: from medieval Latin numericus .