B2 noun #6,000 most common 2 min read

coincide

To happen at the same time as something else.

Explanation at your level:

When two things happen at the same time, we say they coincide. For example, if your lunch and your friend's lunch are at 12:00, they coincide. It is a simple way to say 'happen together.'

You can use coincide to talk about schedules. If you have a party on Saturday and your friend has a party on the same Saturday, your parties coincide. It helps explain that two events overlap.

In intermediate English, coincide is used for events or opinions. It is very useful when explaining why you cannot attend an event. You might say, 'My meeting coincides with your dinner, so I cannot come.' It is a formal but common way to explain a conflict.

At this level, you can use coincide to discuss abstract concepts. It is common to say that 'our interests coincide' to show that you and someone else have similar goals. It is a great alternative to saying 'we agree' or 'we have the same interests.'

Advanced speakers use coincide to describe complex alignments. You might talk about how 'political shifts coincide with economic changes.' It adds a layer of analytical depth to your writing, suggesting a correlation between two distinct phenomena without necessarily claiming one caused the other.

At the mastery level, coincide can be used to describe the convergence of historical, cultural, or philosophical ideas. It implies a sense of inevitability or synchronization. Using this word allows for nuanced discussions about how disparate elements of a society or narrative align, reflecting a high level of linguistic sophistication and precision.

Word in 30 Seconds

  • Coincide means to happen together.
  • It is usually followed by 'with'.
  • It works for time, space, and ideas.
  • The noun form is coincidence.

Hey there! Let's talk about the word coincide. At its heart, this verb is all about timing and alignment. When we say two things coincide, we mean they are happening together or occupying the same space.

Think of it like a puzzle piece fitting perfectly into a slot. Whether it is two events happening on the same day or two people having the exact same opinion on a topic, coincide captures that sense of perfect overlap. It is a very handy word to have in your vocabulary when you want to describe connections between events or thoughts!

The word coincide has a cool history rooted in Latin. It comes from the prefix co- (meaning 'together') and the Latin word incidere (meaning 'to fall upon'). So, literally, it means to 'fall together.'

It entered English in the 17th century. Originally, it was used mostly in scientific or mathematical contexts to describe lines or shapes that overlapped perfectly. Over time, the meaning expanded to include abstract things like opinions and schedules. It is fascinating how words that start as physical descriptions often grow to describe our complex human experiences!

You will hear coincide used in both formal and informal settings. It is very common in business to talk about meetings that coincide with travel plans. In casual conversation, you might say your vacation coincides with a friend's visit.

The most common preposition used with it is with. You rarely say something coincides alone; you usually say it coincides with something else. Keep that in mind, and you will sound like a pro!

While coincide is a precise verb, it is often used in phrases that act like idioms.

  • Coincide with: To happen at the same time.
  • Perfectly coincide: When timing is exact.
  • Coincide by chance: When it happens without planning.
  • Coincide in opinion: To agree completely.
  • Coincide with the schedule: To match up with plans.

Pronounced ko-in-SIDE, the stress is on the final syllable. It is a regular verb, so the past tense is coincided.

Grammatically, it is an intransitive verb. This means it doesn't take a direct object. You don't 'coincide something'; rather, things 'coincide with' each other. It is a great word for adding precision to your sentences!

Fun Fact

It shares a root with 'incident'.

Pronunciation Guide

UK /kəʊ.ɪnˈsaɪd/

Starts with a 'koh' sound.

US /ˌkoʊ.ɪnˈsaɪd/

Clear 'oh' sound in the first syllable.

Common Errors

  • Misplacing the stress
  • Pronouncing it as two syllables
  • Adding an extra 's'

Rhymes With

inside pride side tide wide

Difficulty Rating

Reading 2/5

Easy to read

Writing 2/5

Easy to write

Speaking 2/5

Easy to speak

Listening 2/5

Easy to listen

What to Learn Next

Prerequisites

time date happen agree

Learn Next

coincidence concur synchronize

Advanced

convergence correlation

Grammar to Know

Intransitive Verbs

The event coincides.

Prepositional Phrases

Coincide with time.

Verb Tenses

Coincided yesterday.

Examples by Level

1

The two events coincide.

Two events happen together.

Simple present tense.

2

My birthday coincides with a holiday.

My birthday is on a holiday.

Verb + with.

3

Our lunch times coincide.

We eat at the same time.

Plural subject.

4

The meetings coincide.

Meetings are at the same time.

Intransitive verb.

5

Do our plans coincide?

Are our plans the same?

Question form.

6

The dates coincide.

The dates are the same.

Simple verb.

7

The music and the dance coincide.

They happen together.

Subject + and + subject.

8

The colors coincide.

The colors match.

Simple present.

1

The concert coincides with my exams.

2

Do your ideas coincide with mine?

3

The two paths coincide for a mile.

4

Our interests often coincide.

5

The festival coincides with the harvest.

6

His visit coincides with the weekend.

7

The lines coincide on the graph.

8

Their opinions coincide perfectly.

1

The release of the book coincides with the movie.

2

Our schedules rarely coincide these days.

3

The strike coincides with the national holiday.

4

Does your view coincide with the official report?

5

The two events happen to coincide.

6

Their goals coincide with our company mission.

7

The patterns seem to coincide.

8

The trip coincides with the rainy season.

1

The rise in prices coincides with the new tax.

2

Our perspectives coincide on this specific issue.

3

The celebration coincides with the lunar cycle.

4

The launch coincides with the anniversary.

5

Their interests coincide with the environmental goals.

6

The findings coincide with previous research.

7

The timing of the event coincides with the summit.

8

The two narratives coincide at the climax.

1

The historical period coincides with the industrial revolution.

2

His departure coincides with the onset of winter.

3

The philosophical debates coincide with social changes.

4

The data points coincide with the predicted model.

5

The artistic movement coincides with the political shift.

6

The cultural trends coincide with global trade.

7

The development coincides with the legislative reform.

8

The two theories coincide in their core assumptions.

1

The architectural design coincides with the natural landscape.

2

The thematic elements coincide to create a sense of unity.

3

The epoch coincides with a decline in trade.

4

The literary motifs coincide with the author's biography.

5

The legal interpretation coincides with established precedent.

6

The socio-economic indicators coincide with the crisis.

7

The artistic vision coincides with the technological era.

8

The rhythmic structures coincide in the final movement.

Synonyms

concur overlap correspond synchronize tally accord

Antonyms

differ diverge clash

Common Collocations

coincide with
perfectly coincide
dates coincide
schedules coincide
opinions coincide
interests coincide
events coincide
plans coincide
happen to coincide
coincide exactly

Idioms & Expressions

"by coincidence"

happening by chance

We met by coincidence.

neutral

"a strange coincidence"

an unlikely event

What a strange coincidence!

neutral

"pure coincidence"

totally accidental

It was pure coincidence.

neutral

"coincidence of interests"

shared goals

There is a coincidence of interests.

formal

"coincidence of timing"

good/bad luck with time

The coincidence of timing was perfect.

neutral

"coincidence of opinion"

agreement

A coincidence of opinion exists.

formal

Easily Confused

coincide vs concur

Both imply agreement.

Concur is for opinions, coincide is for events.

We concur (agree). The events coincide (happen together).

coincide vs coincident

Adjective form.

Coincident is an adjective, coincide is a verb.

The events were coincident.

coincide vs overlap

Similar meaning.

Overlap is more physical/casual.

Our schedules overlap.

coincide vs correspond

Similarity in matching.

Correspond is about data or letters.

The numbers correspond.

Sentence Patterns

A2

Subject + coincide + with + noun

The party coincides with my work.

B1

Subject + happen + to + coincide

They happen to coincide.

A2

It + coincides + with + noun

It coincides with the holiday.

B1

Subject + and + subject + coincide

Our views coincide.

B2

Subject + coincide + perfectly

Our interests coincide perfectly.

Word Family

Nouns

coincidence The state of things happening together.

Verbs

coincide To happen together.

Adjectives

coincidental Happening by chance.

Related

concur Similar meaning regarding opinion

How to Use It

frequency

7

Formality Scale

Formal Neutral Casual

Common Mistakes

coincide to coincide with
It requires the preposition 'with'.
coincide the time coincide with the time
It is intransitive.
coinciding with coincide with
Ensure correct verb conjugation.
coincide together coincide
Coincide already implies 'together'.
coincident with coincide with
Confusing the adjective with the verb.

Tips

💡

Memory Palace Trick

Imagine two clocks ticking at the same time.

💡

When Native Speakers Use It

When scheduling appointments.

🌍

Cultural Insight

Often used to explain why someone is busy.

💡

Grammar Shortcut

Always pair with 'with'.

💡

Say It Right

Stress the last syllable.

💡

Don't Make This Mistake

Avoid saying 'coincide together'.

💡

Did You Know?

It comes from the Latin for 'falling together'.

💡

Study Smart

Learn it with 'coincidence'.

💡

Context Tip

Use it to sound professional.

💡

Verb Pattern

Intransitive: no direct object.

Memorize It

Mnemonic

Co- (together) + Inside (the same space).

Visual Association

Two circles overlapping.

Word Web

timing agreement overlap synchronization

Challenge

Use 'coincide' in a sentence today.

Word Origin

Latin

Original meaning: To fall together

Cultural Context

None.

Commonly used in professional and social planning.

Often used in detective novels regarding clues.

Practice in Real Life

Real-World Contexts

at work

  • coincide with the meeting
  • coincide with the deadline
  • schedules coincide

school

  • coincide with exams
  • coincide with holidays
  • dates coincide

travel

  • coincide with the season
  • coincide with local events
  • trip coincides

social

  • coincide with my birthday
  • coincide with plans
  • interests coincide

Conversation Starters

"Do your work hours ever coincide with your social life?"

"Has your birthday ever coincided with a major holiday?"

"Do your opinions usually coincide with your friends' opinions?"

"What happens when your plans coincide with an emergency?"

"Can you think of a time when two events coincided by chance?"

Journal Prompts

Write about a time two events in your life coincided.

Describe a situation where your opinion coincided with a stranger's.

How do you handle it when your plans coincide with someone else's?

Is it better when schedules coincide or when they are separate?

Frequently Asked Questions

8 questions

No, it can also be about space or ideas.

No, always 'coincide with'.

It is neutral and widely used.

Coincidence.

No, just that they happen together.

Yes, like two lines on a map.

Yes, for scheduling meetings.

koh-in-SIDE.

Test Yourself

fill blank A1

Our birthdays ___ on the same day.

Correct! Not quite. Correct answer: coincide

Coincide means happen together.

multiple choice A2

Which means to happen at the same time?

Correct! Not quite. Correct answer: coincide

Coincide is the synonym for happen together.

true false B1

Coincide is usually followed by 'with'.

Correct! Not quite. Correct answer: True

Yes, 'coincide with' is the standard pattern.

match pairs B1

Word

Meaning

All matched!

Matching synonyms and antonyms.

sentence order B2

Tap words below to build the sentence
Correct! Not quite. Correct answer:

Correct structure: The date coincides with my trip.

fill blank B1

Our interests ___ on this topic.

Correct! Not quite. Correct answer: coincide

Interests coincide when they are the same.

multiple choice B2

Which is the correct noun form?

Correct! Not quite. Correct answer: coincidence

Coincidence is the noun.

true false C1

Coincide can describe abstract ideas.

Correct! Not quite. Correct answer: True

Yes, it is often used for opinions.

fill blank C1

The rise in crime ___ with the economic downturn.

Correct! Not quite. Correct answer: coincides

Coincides suggests a temporal correlation.

multiple choice C2

What does 'coincidental' mean?

Correct! Not quite. Correct answer: Happening by chance

Coincidental means accidental.

Score: /10

Related Content

More Time words

lifetime

A1

A lifetime is the entire period of time that a person is alive. It can also refer to the length of time that an object, like a machine, works correctly.

weekend

A1

The weekend is the period of time at the end of the week, typically including Saturday and Sunday. It is generally a time when people do not work or attend school and use the time for rest or leisure.

bygone

C1

Refers to things, events, or eras that belong to an earlier time and no longer exist. It is frequently used to evoke nostalgia or to describe something that is archaic or historically distant.

yesterday

A1

Yesterday refers to the day immediately before today. It is used to describe events, actions, or states that occurred in the very recent past, specifically one day ago.

prior

B2

Existing or coming before in time, order, or importance. It is frequently used to describe a previous arrangement or knowledge that someone has before a specific point in time.

eventual

B2

Describing something that happens at the end of a long process or period of time, often after several difficulties or intermediate steps. It characterizes the final result or outcome of a situation rather than the immediate one.

May

A1

May is the fifth month of the year in the Gregorian calendar, falling between April and June. It has 31 days and is associated with the peak of spring in the Northern Hemisphere.

hour

A1

A unit of time that lasts for sixty minutes. There are twenty-four of these units in one full day.

anytime

C1

Refers to an unspecified or indefinite point in time that is available or convenient for an action to occur. It denotes complete flexibility and the absence of a fixed schedule or temporal restriction.

prologation

C1

Prolongation refers to the act of extending the duration or length of something, or the state of being extended beyond the usual or expected limit. It is frequently used in technical, legal, or formal contexts to describe an increase in time for a contract, a medical condition, or a physical dimension.

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