Any four copies, any of four things that correspond to one another exactly
English: quadruplicate
quadruplicateEnglish
quadruplicate, four-fold, fourfold, quadruple, quadruplex
Noun
Verb
Reproduce fourfold
English: quadruplicate
Adjective
Having four units or components
English: quadruple, quadruplicate, quadruplex, fourfold, four-fold