Semacode in English dictionary Semacode Meanings and definitions of "Semacode" (computing) a machine-readable two-dimensional barcode used primarily to code website addresses noun (computing) A machine-readable two-dimensional barcode used primarily to code website addresses. more Grammar and declension of Semacode Semacode™ Semacode (plural Semacodes) more Sample sentences with "Semacode" Declension Stem Try again Available translations Dutch French German Polish Spanish Authors