he is so knowledgeable

USAGE SUMMARY

The sentence "He is so knowledgeable" is correct and can be used in written English.
You can use it when you want to describe a person who knows a lot about a certain subject. For example, "My professor is so knowledgeable about history; I'm always learning new things in his classes."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

5 human-written examples

"He is so knowledgeable".

The New York Times

"Everyone's got this misconception that he rants and raves, but he is so knowledgeable.

The Guardian - Sport

"He is so knowledgeable, he's been doing this so long, he knows the players and the situations -- and he's a grown-up," she said.

The New York Times

I like the opportunity to be able to stand back from a project and earn the right to criticise it because we've followed it all the way through, and I like the fact that you get to know people very well.' McCloud denies being a frustrated architect, despite the fact that he is so knowledgeable and passionate about the subject.

The Guardian

One of his nicknames when we played together at Liverpool was 'Norris' after Norris McWhirter, who used to answer questions on the old Record Breakers children's TV show, because he is so knowledgeable about everything.

BBC

Human-verified similar examples from authoritative sources

Similar Expressions

54 human-written examples

'Followed by the Pisans the Genoese and the Spaniards.' And she is so knowledgeable and her voice so sexy, so mellifluous, that I might just be falling in love.

The Guardian - Travel

He's so knowledgeable about the time period and loves it so much; he really wanted to have all that variation, because that's how people were.

The New Yorker

He knows precisely what he's doing, he's attentive, he's so knowledgeable, he's quick and if you've got an idea, he's nothing but ears.

The Guardian - Film

"He was so knowledgeable and, although he was a hard man, he was very willing to give up his expertise and time.

BBC

OneBlood added that co-workers often turned to Ayala-Ayala for direction because he was so knowledgeable in his field.

Huffington Post

Richard Aborn also spoke to the group and I was impressed that he would come to such a meeting and that he was so knowledgeable about the issue.

Huffington Post

Expert writing Tips

Best practice

Use "he is so knowledgeable" when you want to emphasize not just the knowledge someone has, but also how impressively extensive it is. For example, "He is so knowledgeable about the stock market that I always ask for his advice."

Common error

While perfectly acceptable in general writing, avoid overusing "he is so knowledgeable" in extremely formal or academic contexts. Consider using more sophisticated synonyms like "he possesses extensive expertise" or "he is remarkably well-informed" for a more polished tone.

Linguistic Context

The phrase "he is so knowledgeable" primarily functions as a descriptive statement. It attributes a quality (knowledgeability) to a subject ("he"). Ludwig AI confirms its proper grammatical structure.

Expression frequency: Uncommon

Frequent in

News & Media

100%

Less common in

Science

0%

Formal & Business

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, the phrase "he is so knowledgeable" is a grammatically sound and commonly understood way to describe someone with extensive knowledge. Ludwig AI confirms its validity, with examples drawn primarily from news and media sources. While its usage is straightforward, being mindful of the context—avoiding overuse in very formal settings—is important. Consider using synonyms like "he possesses extensive expertise" or "he is remarkably well-informed" to enhance the formality when required.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

he's remarkably knowledgeable

Adds emphasis to his existing knowledge using 'remarkably'.

he's extremely well-informed

Emphasizes the breadth and depth of his knowledge.

he is an expert in the field

Highlights knowledge in a specific subject.

he's a fountain of information

Uses a metaphor to highlight his abundant knowledge.

he's a walking encyclopedia

Uses a hyperbole to emphasize the breadth of knowledge.

he's highly erudite

Suggests a deep and scholarly understanding.

he possesses extensive expertise

Highlights his specialized knowledge and skills.

he's very insightful

Focuses on his ability to understand complex issues.

he has a wealth of knowledge

Implies he has accumulated significant knowledge.

he knows his stuff

An informal way of expressing his knowledge.

FAQs

What does it mean when someone says "he is so knowledgeable"?

It means the person being described has a great deal of knowledge and understanding about a particular subject or a wide range of topics. The phrase emphasizes the extent of their expertise.

What are some alternatives to saying "he is so knowledgeable"?

You can use alternatives like "he is very knowledgeable", "he is extremely well-informed", or "he possesses extensive expertise" depending on the context.

Is it grammatically correct to say "he is so knowledgeable"?

Yes, it is grammatically correct and commonly used in spoken and written English. It follows standard subject-verb-complement sentence structure.

How can I use "he is so knowledgeable" in a sentence?

You can use it to describe someone's expertise in a sentence, for example, "Our professor "he is so knowledgeable" about ancient history that his lectures are always fascinating."