Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

has mastered

Grammar usage guide and real-world examples

USAGE SUMMARY

'has mastered' is correct and usable in written English.
You can use it to describe someone who has learned something very well and can now do it or use it fluently. For example: "After months of dedication, the student has finally mastered her new language."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

And he has mastered it".

News & Media

The New Yorker

Roanoke has mastered cabernet franc.

News & Media

The New York Times

Torre has mastered it.

News & Media

The New York Times

Jiro has mastered it.

Everybody has mastered that.

News & Media

The New York Times

Fujifilm has mastered new tactics and survived.

News & Media

The Economist

Mugabe has mastered this art.

News & Media

The Guardian

I don't think Obama has mastered that".

News & Media

The New Yorker

Mr. Hughes has mastered the balance.

News & Media

The New York Times

And he has mastered them all.

A generation has mastered the trains.

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

Use "has mastered" to clearly indicate that someone has achieved a high level of skill or understanding in a specific area. This phrase is more impactful than simply saying someone 'knows' something.

Common error

Avoid using "has mastered" in very casual conversations. Simpler phrases like "is good at" or "knows a lot about" may be more appropriate.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

91%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "has mastered" functions as a present perfect verb phrase, indicating the completion of a learning process and the attainment of expertise or skill. As Ludwig AI indicates, it suggests a high level of competence.

Expression frequency: Very common

Frequent in

News & Media

100%

Less common in

Formal & Business

0%

Science

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, "has mastered" is a grammatically correct and widely used verb phrase that indicates a high level of skill or proficiency. As confirmed by Ludwig AI, its function is to convey accomplishment, and it's commonly found in news and media contexts. While the phrase is generally neutral in register, it's best to reserve its use for scenarios in which a high degree of expertise is indeed achieved, and avoid using it in casual settings where simpler alternatives may be more appropriate. If you're looking for synonyms, consider alternatives like "is proficient in" or "excels at".

FAQs

How can I use "has mastered" in a sentence?

The phrase "has mastered" indicates that someone has gained a high level of proficiency in a particular skill or area of knowledge. For example, "She "has mastered" the art of negotiation" or "He "has mastered" several programming languages".

What are some alternatives to "has mastered"?

Depending on the context, you can use alternatives such as "is proficient in", "excels at", or "is an expert in" to express a similar meaning.

Is it better to say "has mastered" or "is mastering"?

"Has mastered" implies a completed process of learning and achieving expertise. "Is mastering" suggests an ongoing process of acquiring skill. The correct choice depends on whether the person has fully achieved proficiency or is still in the process of learning.

What's the difference between "has mastered" and "has learned"?

"Has learned" simply means that someone has acquired knowledge or skill. "Has mastered" implies a deeper level of understanding and proficiency. Mastering suggests not just learning the basics but also becoming highly skilled and competent.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

91%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: