The official IELTS by IDP app is here! Download it today.

Close

Have you ever heard someone say, "In a nutshell," and wondered why they did not use "In conclusion" as in academic writing These two phrases seem similar, but they differ in tone and usage. So what does in a nutshell actually mean When should you use it How is it different from in conclusion This IDP guide breaks it down with clear examples.

1. What does in a nutshell mean

In a nutshell means briefly, in short, or to summarize. You use it when you want to express a complex idea, story, or situation in a concise and easy to understand way.

Examples:

  • So, in a nutshell, the project aims to reduce carbon emissions by twenty percent.

  • Could you explain the whole situation in a nutshell for me

  • In a nutshell, we need to improve our customer service.

This idiom is informal and common in everyday conversation, meetings, and presentations. In IELTS, using in a nutshell naturally in Speaking or informally in Writing Task 1 overview lines can help you present ideas clearly and coherently.

2. Where does in a nutshell come from

One popular anecdote dates back to AD 77. The historian Pliny the Elder wrote that the entire Iliad, a long epic poem, was once copied on parchment small enough to fit inside a nutshell.

Another influence comes from Shakespeare. In Hamlet around 1602, Hamlet says, "I could be bounded in a nutshell and count myself a king of infinite space." The image reinforces the idea of fitting a lot inside something tiny.

From such images, in a nutshell became a metaphor for compressing large amounts of information into a short summary.

3. How to use in a nutshell

In a nutshell is an adverbial phrase. It commonly appears:

  • At the beginning of a sentence to introduce a brief summary.

    • In a nutshell, the new policy will benefit all employees.

  • Mid sentence to sum up a point you have just explained.

    • He explained the theory, and, in a nutshell, it is about how all things are interconnected.

Common contexts

Context

Example

Daily conversation

My workday was hectic. In a nutshell, it was exhausting but I got everything done.

IELTS Speaking

There are many challenges, but in a nutshell, the biggest issue is a lack of global cooperation.

Tip: Do not overuse it. Reserve in a nutshell for genuine summaries so your speech or writing does not feel repetitive or less academic.

4. In a nutshell vs in conclusion

Criterion

In a nutshell

In conclusion

Meaning

Briefly, in short, to condense complex info into core points

To conclude, to signal the final paragraph or wrap up an argument

Tone

Informal

Formal

Context

Casual talk, presentations, short recaps, IELTS Speaking

Academic essays, formal reports, IELTS Writing Task 2 conclusions

Example

In a nutshell, the movie was too long and rather dull.

In conclusion, governments should invest more in renewable energy.

Rule of thumb: Use in a nutshell for quick summaries during the discussion. Use in conclusion to signal the formal ending of a piece of writing or a structured presentation.

Phrase

Meaning

Example

to sum up

to summarize

To sum up, the trip was amazing but tiring.

in summary

briefly, in brief

In summary, education should be accessible to everyone.

in short

in brief

In short, she quit her job to start a business.

in brief

in a few words

In brief, the experiment was successful.

all in all

overall

All in all, it was a productive day.

in conclusion

formal wrap up

In conclusion, stricter traffic laws are essential.

to put it simply

simplify the idea

To put it simply, he refused the offer.

long story short

short version of a long story

Long story short, I missed the bus and arrived late.

the bottom line is

the key point is

The bottom line is we need more funding.

to cut a long story short

to summarize a long story

To cut a long story short, we canceled the trip.

6. Using in a nutshell in IELTS Speaking

Clear, concise delivery is crucial in IELTS Speaking. Here is how to use in a nutshell effectively:

Part 1

Short, personal answers with a quick wrap up.

  • Q: Do you like watching movies

  • A: Yes, I do. They help me relax and learn new perspectives. In a nutshell, movies are my favorite way to unwind.

Part 2

Finish your long turn with a crisp summary.

  • Cue Card: Describe a memorable journey.

  • A: We explored caves, tried local food, and met kind locals. In a nutshell, it was unforgettable.

Part 3

Close a longer argument before moving on.

  • Q: What are the biggest problems in big cities

  • A: Congestion and air pollution driven by rapid urbanization. In a nutshell, the challenge is balancing growth with sustainability.

7. Practice with in a nutshell with answers

Exercise 1: Rewrite using in a nutshell.

  1. To summarise, our team won the match because we prepared better. → In a nutshell, our team won the match because we prepared better.

  2. In conclusion, online shopping is convenient but has some risks. → In a nutshell, online shopping is convenient but has some risks.

  3. My day was very busy. I had a meeting, a tight deadline, and a presentation to prepare. Everything was done in the end. → In a nutshell, it was a busy day but successful.

  4. I will give you a summary. I did not get the job because they found someone with more experience. → In a nutshell, I did not get the job because they found someone more experienced.

  5. The professor explained the concept in detail. The main idea is that every action has an equal and opposite reaction. → In a nutshell, every action has an equal and opposite reaction.

Exercise 2: Order the words to form correct sentences.

  1. In a nutshell the situation was very complicated.

  2. She explained the final decision in a nutshell.

  3. In a nutshell my favorite hobby is reading.

  4. He gave his reasons for leaving the job in a nutshell.

  5. In a nutshell the project was successful.

Master idioms to boost your IELTS score

In a nutshell is powerful for quick, clear summaries, while in conclusion is best for formal endings. Choosing the right phrase shows control of tone and context, key for higher scores in IELTS. Practice using idioms in the right situations and register for IELTS with IDP for flexible test dates, modern test centers, and fast results with computer delivered IELTS.

  • Flexible IELTS schedules offered multiple days each week

  • Convenient locations in HCMC, Hanoi, Da Nang, and more

  • Computer delivered IELTS with quick results

Check the newest dates and register for IELTS with IDP today.

Take IELTS with IDP - Confident and comfortable, achieve your goal!

About this Article

Published on 16 September, 2025

About this Author

One Skill Retake - IELTS Australia
Quynh Khanh

Tôi là Quỳnh Khanh - Content Writer có hơn 5 năm kinh nghiệm về lĩnh vực giáo dục