triplicate

1 of 3

noun

trip·​li·​cate ˈtri-pli-kət 

: three copies all alike

—used with in

typed in triplicate

triplicate

2 of 3

adjective

trip·​li·​cate ˈtri-pli-kət 

: consisting of or existing in three corresponding or identical parts or examples

triplicate invoices

triplicate

3 of 3

verb

trip·​li·​cate ˈtri-plə-ˌkāt 

triplicated; triplicating

transitive verb

1

: to make triple or threefold

2

: to prepare in triplicate

triplicate the forms

triplication

ˌtri-plə-ˈkā-shən 

noun

Examples of triplicate in a Sentence

Recent Examples on the Web

Noun

Each company received three identical samples, tested in triplicate. — Ryan Brennan, Fort Worth Star-Telegram, 24 June 2026

There's a powerful character line running along the car's flanks, and the iconic Hofmeister kink is present in the rear quarter windows—in triplicate—echoed in the door shape, chrome trim, and in the reinforcement visible in the window. — Csaba Csere, Car and Driver, 5 Nov. 2022

Adjective

Leaders get budget exceptions approved with a phone call while their teams fill out forms in triplicate. — Melissa Sierra, Forbes.com, 10 Mar. 2026

Meanwhile, the sheer curtains came alive with layered projections — solar flares, pulsing wavelengths, images of Reznor casting ghostly echoes of himself across the gauze in duplicate, triplicate, quadruplicate. — Théoden Janes, Charlotte Observer, 11 Feb. 2026

Verb

Meanwhile, the sheer curtains came alive with layered projections — solar flares, pulsing wavelengths, images of Reznor casting ghostly echoes of himself across the gauze in duplicate, triplicate, quadruplicate. — Théoden Janes, Charlotte Observer, 11 Feb. 2026

Brands are often surprised to find duplicate and even triplicate investments burning holes in their budgets. — Tate Olinghouse, Forbes, 23 Oct. 2024

Word History

Etymology

Adjective

Middle English, from Latin triplicatus, past participle of triplicare to triple, from triplic-, triplex threefold

First Known Use

Noun

1797, in the meaning defined above

Adjective

15th century, in the meaning defined above

Verb

circa 1623, in the meaning defined at sense 1

Phrases Containing triplicate

• in triplicate

Kids Definition

triplicate

1 of 3 adjective

trip·​li·​cate ˈtrip-li-kət 

: made in three identical copies

triplicate

2 of 3 verb

trip·​li·​cate ˈtrip-lə-ˌkāt 

triplicated; triplicating

: to make triple or prepare in triplicate

triplicate

3 of 3 noun

trip·​li·​cate ˈtrip-li-kət 

: three copies all alike

—used with in

typed in triplicate