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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
CEO of Professional Science Editing for Scientists @ prosciediting.com
has mastered
Grammar usage guide and real-world examplesUSAGE 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
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
And he has mastered it".
News & Media
Roanoke has mastered cabernet franc.
News & Media
Torre has mastered it.
News & Media
Jiro has mastered it.
News & Media
Everybody has mastered that.
News & Media
Fujifilm has mastered new tactics and survived.
News & Media
Mugabe has mastered this art.
News & Media
I don't think Obama has mastered that".
News & Media
Mr. Hughes has mastered the balance.
News & Media
And he has mastered them all.
News & Media
A generation has mastered the trains.
News & Media
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.
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.
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".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is an expert in
Directly states expertise in a specific field.
is highly skilled in
Directly states a high level of competence.
has become proficient in
Focuses on the process of becoming skilled, rather than the state of being an expert.
has gained expertise in
Emphasizes the acquisition of specialized knowledge.
is adept at
Indicates a natural talent or quickness in learning.
excels at
Highlights exceptional performance and skill.
has a command of
Suggests a strong ability to control and utilize something.
is accomplished in
Highlights achievements and completed tasks.
is versed in
Implies a deep knowledge and understanding.
is competent in
Emphasizes a satisfactory level of skill and ability.
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.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested