triplicate
trip·li·cate
noun
1.
one of three copies; any of three things that correspond to one another exactly
verb
Origin
Early 15th century. From Latin triplicātus, perfect passive participle of triplicō (“to triple”) (see -ate), from tri- (“three”) + plicō (“to fold”). By surface analysis, tri- (“three”) + plicate, analogous with duplicate.
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.