[trip.li.cate] adj [ME, fr. L triplicatus, pp. of triplicare to triple, fr. triplic-, triplex threefold] (15c): consisting of or existing in three corresponding or identical parts or examples "~ invoices"
[2]trip.li.cate vt -cat.ed ; -cat.ing (ca. 1623) 1: to make triple or threefold
2: to prepare in triplicate -- trip.li.ca.tion n [3]trip.li.cate n (1810): three copies all alike--used with in "typed in ~"