Definition of triplicate noun from the Oxford Advanced Learner's Dictionary

 

triplicate

 noun
noun
BrE BrE//ˈtrɪplɪkət//
 
; NAmE NAmE//ˈtrɪplɪkət//
 
 
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Word Origin late Middle English: from Latin triplicat- ‘made three’, from the verb triplicare, from triplex, triplic- ‘threefold’, from tri- ‘three’ + plicare ‘to fold’.Idioms
    in triplicate
     
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  1. 1done three times Each sample was tested in triplicate.
  2. 2(of a document) copied twice, so that there are three copies in total Fill out the forms in triplicate.
compare duplicate
See the Oxford Advanced American Dictionary entry: triplicate