Replicate vs Duplicate

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What’s the difference between them?



reproduce something.


1. Scientists aim to replicate the experiment's results to confirm the validity of their findings.

2. The artist sought to replicate the beauty of nature in their painting, capturing every detail.

3. It's challenging to replicate the taste of a secret family recipe because some ingredients are unique.



make an exact copy.


1. The technician used a photocopier to duplicate the important document for distribution to the team.

2. The software allows users to duplicate files and folders with just a few clicks, making data management easier.

3. The counterfeiters attempted to duplicate the rare and valuable artwork, but experts easily spotted the fake.

Learn similar and opposite words to spot the difference




1. Reproduce

2. Duplicate

3. Reproduct

4. Imitate

5. Copy exactly

1. Diverge

2. Dissimilar

3. Deviate

4. Discontinue

5. Disregard


1. Reproduce

2. Replicate

3. Copy

4. Duplication

5. Double

1. Original

2. Singular

3. Unique

4. Distinct

5. Unrepeatable

Tricks for mastery

Useful tips to understand the difference between confusing words "Replicate", "Duplicate".

1. Remember that replicate means to reproduce something; to make something once again in the same manner.

2. Duplicate means to make the same copy.

Practice English with the Promova app and avoid misusing confusing words

Frequently asked questions

In what situations should the word 'Replicate' be used?

'Replicate' is typically used to describe an attempt to make an exact copy of something, such as an experiment or a study. It is also used to describe the process of creating something that has the same elements as the original.

When is the appropriate context for using the word 'Duplicate'?

The word 'Duplicate' is often used to refer to a copy of something that is almost identical to the original. It is also used to describe a copy of something that is made with the same materials and/or specifications as the original.

Do the two words share the same pronunciation?

No, the two words 'Replicate' and 'Duplicate' do not have the same pronunciation. 'Replicate' is pronounced with a short 'e' sound ('rep-li-cate') while 'Duplicate' is pronounced with a long 'u' sound ('doo-pli-cate').

What are some common mistakes people make when using these words?

One of the most common mistakes people make when using these words is using them interchangeably. While they both refer to making a copy of something, 'Replicate' typically denotes an exact copy while 'Duplicate' typically denotes a copy that is almost identical to the original. Additionally, people sometimes pronounce these words incorrectly, incorrectly substituting the short 'e' sound of 'Replicate' with the long 'u' sound of 'Duplicate' or vice versa.

Fill in the gaps to check yourself

1. We need to _______ the success of our previous marketing campaign.

2. Before you leave, ensure you have a _______ of all the necessary documents.

3. Its difficult to _______ the unique flavor of this dish without the specific spices.

4. The artist was able to _______ the painting so precisely that it was hard to tell which one was the original.

5. Scientists are trying to _______ the conditions of Mars in the laboratory.

6. When traveling, always carry a _______ of your passport in case you lose the original.

1. Answer: replicate

Explanation: The context suggests that they want to achieve the same success again, which means they want to reproduce the success.

2. Answer: duplicate

Explanation: Here, the context is about having an exact copy of the documents, which aligns with the definition of duplicate.

3. Answer: replicate

Explanation: The sentence is about trying to reproduce the flavor of a dish, making replicate the best fit.

4. Answer: duplicate

Explanation: The artist is making an exact copy of the painting, which is best described by the term duplicate.

5. Answer: replicate

Explanation: Scientists are trying to reproduce the conditions, not create an exact copy of Mars itself.

6. Answer: duplicate

Explanation: In this context, travelers are advised to have an exact copy of their passport, which aligns with the definition of duplicate.

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Download the PDF with a list of commonly confused words made as flashcards for comfortable learning.

List of Commonly Confused Words

Finding your way around the English language can be hard, especially since there are so many confusing words and rules. So, a list of the most confusing words in English is an extremely useful tool for improving language accuracy and sharing the ideas clearly.