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verb B1 Intermediate Common

occur

uh-KUR

Occur (verb) means to happen or take place. Example: “The accident occurred just after midnight.”

verb
1
To happen or take place.
"The accident occurred just after midnight."
2
To come to mind suddenly.
"It occurred to her that she'd left the oven on."
3
To exist or be found somewhere.
"This mineral occurs naturally in volcanic rock."

How to use occur

Learner’s notes

In plain EnglishTo happen, or to come to mind, or to exist somewhere.

Common mistake

Remember the double "r" and single "c" when adding endings: "occurred", "occurring", "occurrence".

Common pairings
it occurred to me occur naturally commonly occurs

Word forms

occurred past tense, occurs singular

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Test yourself on “occur” A quick quiz — meaning, synonyms & usage

Fill the gap

Can you complete this real example?

This mineral _____ naturally in volcanic rock.

Etymology

From Latin occurrere, "to run to meet, present itself", from ob- ("against") plus currere ("to run").

Origin: Latin

come about arise transpire crop up materialise betide betime come to pass happen take place

Related words

Frequently asked questions

What does “occur” mean?

The word “occur” means to happen or take place. In plain terms, to happen, or to come to mind, or to exist somewhere.

How do you pronounce “occur”?

“Occur” is pronounced uh-KUR (/əˈkɝ/ in IPA).

How do you use “occur” in a sentence?

Here is “occur” used in a sentence: “The accident occurred just after midnight.”

What is another word for “occur”?

Words with a similar meaning to “occur” include betide, betime, come to pass, happen and take place.

What part of speech is “occur”?

“Occur” is a verb.

Where does the word “occur” come from?

The word “occur” comes from Latin. From Latin occurrere, "to run to meet, present itself", from ob- ("against") plus currere ("to run").

Is “occur” a common word?

“Occur” is a fairly common word in modern English, usually learned at around the B1 level.

How many meanings does “occur” have?

“Occur” has 3 distinct senses listed in this dictionary. The most common is: to happen or take place.

What is the difference between occur and happen?

Both mean to take place, and often either works. "Happen" is the everyday, neutral choice, while "occur" sounds a little more formal and is common in writing, science and reports. "Happen" can also suggest chance, as in "it just happened," whereas "occur" tends to state an event more plainly.

What is the difference between occur and recur?

To occur is to happen or take place, usually thought of as a single event. To recur is to happen again, repeatedly or at intervals. If a problem occurs, it has taken place; if it recurs, it keeps coming back. The prefix "re-" adds the sense of repetition.

Is occur formal or informal?

Occur leans formal. It is at home in academic writing, official reports and technical contexts, where it sounds precise and neutral. In casual conversation people usually prefer "happen." Neither is wrong, but choosing "occur" tends to raise the register of a sentence slightly.

What is an example of occur?

"The accident occurred at midnight," "errors can occur during installation," or "a total eclipse occurs rarely." The word states that an event took place, often with a time, place or condition attached. It can also mean to come to mind, as in "it occurred to me."

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