( of documents, etc. ) as two copies that are exactly the same in every detail :
to prepare a contract in duplicate
—compare triplicate
( of documents, etc. ) as two copies that are exactly the same in every detail :
to prepare a contract in duplicate
—compare triplicate
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005