duplication

noun

du·​pli·​ca·​tion ˌdü-pli-ˈkā-shən 

 also  ˌdyü-

1

a

: the act or process of duplicating

b

: the quality or state of being duplicated

2

: duplicate, counterpart

3

: a part of a chromosome in which the genetic material is repeated

also : the process of forming a duplication

Synonyms

• alter ego
• carbon
• carbon copy
• clone
• counterpart
• doppelgänger
• doppelganger
• double
• duplicate
• facsimile
• fetch
• image
• likeness
• look-alike
• match
• mirror image
• picture
• replica
• ringer
• spit
• spitting image
• twin

Examples of duplication in a Sentence

He sent the manuscript out for duplication.

Please eliminate duplication when combining the lists.

Recent Examples on the Web

This is a game-changer for creators who can finally monetize their work effectively and eliminate issues of piracy and duplication. —William Mullane, The Indianapolis Star, 20 Apr. 2024

Around 14,000 people received that same email, which blamed rapid growth for the duplication of job roles. —Morgan Meaker, WIRED, 18 Apr. 2024

With this rapid growth there has been duplication of roles and job functions in certain areas. —Kat Tenbarge, NBC News, 15 Apr. 2024

The chief executive officer cited duplication of roles and the need to reduce cost as reasons for the cuts in the memo seen by Bloomberg News. —Dana Hull, Fortune, 15 Apr. 2024

Chief Executive Officer Elon Musk revealed the job cuts in an email to staff, citing duplication of roles and the need to reduce costs. —Bloomberg, The Mercury News, 15 Apr. 2024

And to avoid duplication and inefficiency in countries’ security and development assistance programs, like-minded countries should coordinate more fully with the United States and Japan to make the most of their collective efforts. —Jeffrey W. Hornung, Foreign Affairs, 10 Apr. 2024

The executive cited duplication of roles and the need to reduce costs as the company prepares for its next phase of growth as reasons for the cuts. —Bryan Hood, Robb Report, 15 Apr. 2024

O’Hara said the workshop was already helping to show community groups where there are gaps or duplication in services. —Emily Alvarenga, San Diego Union-Tribune, 1 Mar. 2024

Word History

First Known Use

15th century, in the meaning defined at sense 1a

Kids Definition

duplication

noun

du·​pli·​ca·​tion ˌd(y)ü-pli-ˈkā-shən 

1

a

: an act or process of duplicating

b

: the state of being duplicated

2

: duplicate entry 3

Medical Definition

duplication

noun

du·​pli·​ca·​tion ˌd(y)ü-pli-ˈkā-shən 

1

: the act or process of duplicating : the quality or state of being duplicated

2

: a part of a chromosome in which the genetic material is repeated

also : the process of forming a duplication

Legal Definition

duplication

noun

du·​pli·​ca·​tion ˌdü-pli-ˈkā-shən, ˌdyü- 

: the act, process, or result of duplicating