quadruplicate
1 of 3adjective
qua·dru·pli·cate kwä-ˈdrü-pli-kət 
1
: consisting of or existing in four corresponding or identical parts or examples
quadruplicate invoices
2
: being the fourth of four things exactly alike
quadruplicate
2 of 3verb
qua·dru·pli·cate kwä-ˈdrü-plə-ˌkāt
quadruplicated; quadruplicating
transitive verb
1
: to make quadruple or fourfold
2
: to prepare in quadruplicate
quadruplication
kwä-ˌdrü-plə-ˈkā-shən
noun quadruplicate
3 of 3noun
qua·dru·pli·cate kwä-ˈdrü-pli-kət
1
: four copies all alike —used with in
typed in quadruplicate
2
: one of four things exactly alike
specifically : one of four identical copies
Word History
Etymology
Adjective
Latin quadruplicatus, past participle of quadruplicare to quadruple, from quadruplic-, quadruplex fourfold, from quadri- + -plic-, -plex fold — more at -fold
First Known Use
Adjective
1656, in the meaning defined at sense 1
Verb
circa 1661, in the meaning defined at sense 1
Noun
1790, in the meaning defined at sense 1