On the benefits of using English-English dictionaries

If TOEIC vocabulary study feels like a long list of Japanese translations, an English-English dictionary can change the way you learn. It does not only tell you what a word means. It shows you how the word behaves in real English.

This is especially useful for TOEIC, where many questions test meaning in context, word choice, collocations, and paraphrasing. A Japanese translation can help at first, but it often stops too soon. An English-English dictionary pushes you one step further: from “I know the translation” to “I can understand and use the word correctly.”

英英辞典は単語の意味だけでなく、使い方まで見せてくれます。

Why an English-English Dictionary Helps More Than Translation Alone

A bilingual dictionary is useful. It gives quick help when you are stuck. But if you rely on it too much, you may start thinking that every English word has one perfect Japanese meaning. Real English does not work that way.

Take the word `issue`.

It can mean:

• a problem

• a topic

• a magazine edition

• the act of giving something officially

  
  

In TOEIC, you might see sentences like these:

The company will issue new ID cards next month.

Here, `issue` does not mean “problem.” It means “give officially.” If you only remember `issue = 問題`, the sentence becomes confusing.

An English-English dictionary explains words through simple English definitions and examples. That helps you build a more flexible understanding. You begin to see that words are not fixed labels. They change meaning depending on the sentence.

This skill is directly useful for TOEIC Reading and Listening because the test often uses common words in business or daily workplace contexts.

For example:

• `book` can mean reserve

• `run` can mean manage or operate

• `cover` can mean include, pay for, or report on

• `raise` can mean increase, collect, or mention

  
  

A translation may give one answer. An English definition gives a clearer range of meaning.

It Trains You to Think in English

Many learners read English in this order:

English sentence → Japanese translation → Japanese understanding

That process is slow. It also makes TOEIC harder because the test gives limited time. In the Reading section, speed matters. In the Listening section, there is no time to translate every word.

Using an English-English dictionary trains a better process:

English sentence → English meaning → understanding

At first, this feels slower. You may read the definition two or three times. But with practice, your brain becomes more comfortable staying in English.

Look at this definition-style explanation:

`postpone`: to arrange for an event or action to happen at a later time

This definition gives several useful clues.

• `arrange`

• `event`

• `action`

• `later time`

  
  

Now you can understand related TOEIC sentences more easily:

The meeting was postponed until Friday. The shipment has been postponed due to bad weather. The training session may be postponed if the instructor is unavailable.

You are not just memorizing `postpone = 延期する`. You are learning the shape of the idea in English.

That matters because TOEIC questions often avoid using the exact same word twice. They use paraphrases. If an announcement says a seminar was `postponed`, an answer choice might say it will be held `at a later date`.

An English-English dictionary makes this kind of paraphrase easier to notice.

TOEICでは、英語を英語のまま理解する速さが助けになります。

It Helps You Learn Collocations

One of the biggest benefits of an English-English dictionary is that it shows collocations. A collocation is a natural word combination.

For example, English speakers usually say:

• make a decision

• take responsibility

• submit a report

• attend a meeting

• meet a deadline

• offer a discount

• handle a complaint

  
  

These combinations appear often in TOEIC. If you study only Japanese meanings, you may miss them.

For example, `deadline` means a final time or date by which something must be done. But that is not enough. You also need to know the verbs that naturally go with it.

Common combinations include:

• meet a deadline

• miss a deadline

• extend a deadline

• set a deadline

  
  

A good English-English dictionary often gives example sentences such as:

We need to meet the deadline for the project.

This helps you remember the word as part of a phrase, not as a single item. That is closer to how TOEIC uses vocabulary.

Part 5 grammar and vocabulary questions often depend on collocation knowledge.

Example:

The team worked late to ___ the deadline.

Choices:

A. meet

B. see

C. look

D. touch

The correct answer is A, `meet`, because `meet a deadline` is the natural phrase.

This is why 英英辞典を使うメリット is not limited to vocabulary building. It also improves sentence sense.

It Shows Grammar Patterns Around Words

Some words need specific grammar patterns. A translation often hides this information.

Consider the verb `inform`.

You cannot usually say:

inform about the change

A more natural pattern is:

inform someone of something

For example:

Please inform all staff members of the schedule change.

A learner’s English-English dictionary often shows patterns with example sentences. This is very helpful for TOEIC Part 5 and Part 6 because these parts test sentence structure, prepositions, and word forms.

Here are common patterns worth writing down:

Word	Useful pattern	TOEIC-style example
provide	provide someone with something	The hotel provides guests with free Wi-Fi.
remind	remind someone to do something	Please remind employees to submit the form.
enable	enable someone to do something	The software enables users to track expenses.
be responsible	be responsible for something	The manager is responsible for staff training.
participate	participate in something	Employees are encouraged to participate in the workshop.

These patterns are difficult to learn from single-word translation. An English-English dictionary gives the word a real sentence environment.

That sentence environment is the part TOEIC cares about.

It Builds Better Guessing Skills for TOEIC Reading

TOEIC does not require knowing every word. Strong readers can often guess meaning from context. An English-English dictionary helps because definitions teach you how meanings are connected.

For example, if you look up `renovate`, you may see an explanation like:

to repair and improve a building so that it is in good condition again

From that definition, you can connect `renovate` with:

• repair

• improve

• building

• condition

• again

  
  

Later, if a TOEIC reading passage says:

The hotel lobby will be closed while it is being renovated.

Even if you forget the Japanese word, you can still understand the situation. The lobby is being repaired and improved.

This also helps with answer choices. TOEIC often asks about purpose, reason, or inference. If you understand the core idea of a word, you can answer even when the passage uses unfamiliar phrasing.

An English-English dictionary also improves your ability to separate similar words.

For example:

• `replace` means to take one thing away and put another thing in its place

• `repair` means to fix something damaged

• `renew` can mean to make something valid again or start again

• `restore` means to return something to its earlier condition

  
  

In Japanese, these may all feel close. In English, the differences matter.

例文を写すと、単語の意味と文法パターンを同時に覚えられます。

How to Use an English-English Dictionary Without Getting Tired

If you try to read every definition for every word, you will get tired quickly. The goal is not to use an English-English dictionary all the time. The goal is to use it at the right moment.

A simple method works well.

Choose important words, not every word

Pick words that appear often, especially in TOEIC topics such as:

• meetings

• travel

• shipping

• invoices

• hiring

• training

• customer service

• schedules

• company announcements

  
  

If a word appears many times, it is worth studying deeply.

Read the definition and one example sentence

Do not stop at the first Japanese equivalent in your mind. Read the English definition. Then read one example sentence aloud.

For example:

`confirm`: to state or show that something is true or correct

Example:

Please confirm your reservation by Friday.

This gives you meaning, usage, and context.

Write one original sentence

Your sentence can be simple. It should feel like TOEIC.

Examples:

The supplier confirmed the delivery date. Please confirm the total amount before making a payment. The receptionist confirmed that the room was available.

Writing one sentence forces you to check the grammar pattern. It also helps the word stay in your memory.

Add collocations to your notebook

Instead of writing only `confirm = 確認する`, write useful phrases.

• confirm a reservation

• confirm an appointment

• confirm the details

• confirm receipt of an email

  
  

This type of note is much more useful for TOEIC than a translation list.

What Kind of English-English Dictionary Works Best

For TOEIC study, a learner’s dictionary is usually better than a dictionary made for native speakers. Native-speaker dictionaries can use difficult words in their definitions. Learner’s dictionaries explain words in simpler English and give more examples.

Look for these features:

• clear definitions in simple English

• natural example sentences

• pronunciation audio

• common collocations

• word forms such as noun, verb, adjective, and adverb

• labels such as formal, informal, or business use

  
  

Online learner’s dictionaries are often enough. Printed dictionaries can also help if you like slower, focused study. The tool matters less than the habit.

A good routine is short and repeatable:

1. Read a TOEIC-style passage or sentence.

2. Choose 3 to 5 useful words.

3. Look them up in an English-English dictionary.

4. Write one example sentence for each word.

5. Review the phrases the next day.

   
   

Ten focused minutes can be better than one hour of copying word lists.

Common Mistakes to Avoid

Many learners make the same mistakes when they start using an English-English dictionary.

The first mistake is choosing definitions that are too hard. If the dictionary explanation is more difficult than the original word, use a learner’s dictionary.

The second mistake is reading too many meanings. Some words have many definitions. Start with the meaning that fits your sentence. You can learn other meanings later.

The third mistake is ignoring examples. The definition tells you the meaning. The example tells you how to use it. For TOEIC, the example is often the most valuable part.

The fourth mistake is forgetting pronunciation. TOEIC Listening requires sound recognition. When you learn a word, listen to the audio if possible and repeat it. This helps you recognize the word when it appears in announcements, conversations, or short talks.

The fifth mistake is translating the definition back into Japanese immediately. Japanese can support your learning, but try to spend a little time with the English meaning first. That short effort builds English processing speed.

最後はTOEIC形式の問題で、英英辞典で身につく力を確認しましょう。

TOEIC-Style Practice Questions

The following questions are original practice items. They are not official TOEIC questions, but they follow common TOEIC-style vocabulary and grammar patterns.

Part 5 Style Questions

Choose the best answer.

1. The maintenance team will ___ the broken light fixtures in the hallway tomorrow.

A. replace

B. attend

C. subscribe

D. mention

2. Please ___ all employees of the new security procedures before Friday.

A. inform

B. explain

C. say

D. discuss

3. The workshop has been ___ until next month because the instructor is unavailable.

A. purchased

B. postponed

C. delivered

D. reduced

4. Customers must show a valid receipt to receive a full ___.

A. refund

B. supply

C. effort

D. purpose

5. The manager is responsible ___ reviewing all travel expense reports.

A. to

B. by

C. for

D. at

6. The company plans to ___ its product line to include home office equipment.

A. expand

B. remain

C. borrow

D. prevent

Part 6 Style Question

Read the text and choose the best answers.

Thank you for registering for the customer service seminar. The event was originally scheduled for March 14, but it has been ___ (7) to March 21. The location will remain the same. Please ___ (8) your attendance by replying to this email no later than March 18.

7.

A. postponed

B. replaced

C. repaired

D. produced

8.

A. confirm

B. arrange

C. mention

D. invite

Part 7 Style Question

Read the notice and answer the questions.

Notice to Tenants The front entrance of Greenview Apartments will be closed from April 3 to April 7 while the floor is being renovated. During this period, tenants should use the side entrance near the parking area. Delivery workers have been informed of the temporary change. We apologize for any inconvenience and appreciate your cooperation.

9. Why will the front entrance be closed?

A. A security system is being installed.

B. The floor is being improved.

C. The parking area is being expanded.

D. Delivery workers requested a change.

10. What should tenants do from April 3 to April 7?

A. Park in a different area

B. Contact delivery workers directly

C. Use another entrance

D. Visit the management office

Answer Key and Explanations

1. A, replace

`Replace` means to take away something old or broken and put in a new one. This fits `broken light fixtures`.

2. A, inform

The correct pattern is `inform someone of something`. The sentence means employees should be told about the new procedures.

3. B, postponed

`Postpone` means to arrange something for a later time. The clue is `until next month`.

4. A, refund

A `refund` is money returned to a customer. The clue is `valid receipt`.

5. C, for

The correct phrase is `be responsible for`.

6. A, expand

`Expand` means to make something larger or include more things. The clue is `to include home office equipment`.

7. A, postponed

The event date changed from March 14 to March 21, so it was moved to a later date.

8. A, confirm

`Confirm your attendance` is a natural collocation. It means to say that you will attend.

9. B, The floor is being improved.

The notice says the floor is being `renovated`. This means repaired and improved.

10. C, Use another entrance.

The notice tells tenants to use the side entrance near the parking area.

Takeaway

An English-English dictionary helps you learn English in a deeper way. It teaches meaning, usage, collocations, grammar patterns, and paraphrasing. These are the same skills TOEIC tests again and again.

Start small. Choose a few useful words from your TOEIC study materials. Read the English definition. Check the example sentence. Write one sentence of your own. Over time, you will stop depending only on translation and start understanding English more directly.

That shift makes TOEIC reading faster, listening clearer, and vocabulary study much more practical.