it occurs when

USAGE SUMMARY

The part of the sentence "it occurs when" is correct and can be used in written English.
You can use it to introduce a situation or event that takes place under certain conditions. For example: "It occurs when the sun sets and darkness descends upon the land."

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

It occurs when an organization is firmly focused on its own future, and sees its employees' careers in that light.

Forbes

It occurs when plasma cells mutate into cancerous cells and multiply in the blood.

The New York Times - Sports

Typically it occurs when the balancing act of parenting and work becomes too arduous.

The New York Times

It occurs when ratings are trusted for their rigor, transparency and suitability.

The Guardian

It occurs when people stand still, for example, and their muscles contract to keep them upright.

The New York Times

It occurs when the normal fluid pressure inside the eyes slowly rises.

The New York Times

It occurs when the subway cars' contact shoes momentarily lose contact with the electrified third rail.

The New York Times

It occurs when neurons are unable to maintain reactive oxygen species (ROS) homeostasis.

Cornell University

It occurs when pigment-making cells in the skin, called melanocytes, begin to reproduce uncontrollably.

Harvard University

It occurs when a system parameter varies with time, and the change meets certain conditions.

Ocean Engineering

It occurs when cardiac output fails to meet end organ needs for blood flow.

Annual Reports in Medicinal Chemistry

Expert writing Tips

Best practice

When using "it occurs when", ensure that the clause following "when" clearly defines the specific conditions or circumstances that lead to the event or situation you are describing. Clarity is key for effective communication.

Common error

Avoid using overly general or ambiguous conditions after "it occurs when". For instance, instead of saying "It occurs when there's a problem", be specific: "It occurs when the system exceeds its memory allocation."

Linguistic Context

The phrase "it occurs when" functions as a causal connector, introducing a condition or event that triggers a subsequent action or state. According to Ludwig, the phrase is grammatically correct and widely used.

Expression frequency: Very common

Frequent in

News & Media

39%

Science

37%

Academia

13%

Less common in

Encyclopedias

3%

Formal & Business

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "it occurs when" is a versatile phrase used to establish causality by specifying the conditions or events under which something happens. Ludwig AI confirms its grammatical correctness and widespread usage. It maintains a neutral to formal tone, commonly appearing in news, scientific, and academic contexts. To maximize clarity, the clause following "when" should precisely define the triggering conditions. Alternatives such as "it happens if" or "it arises under the condition that" can be employed to diversify writing style while maintaining semantic equivalence. The phrase’s prevalence underscores its utility in articulating precise relationships between events and their underlying causes.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

it happens if

Changes 'occurs' to 'happens' and 'when' to 'if', altering the wording while keeping the conditional meaning.

it takes place if

Substitutes "occurs" with "takes place", offering a less formal alternative.

it arises under the condition that

Replaces "occurs" with "arises" and uses a more formal structure to express the condition.

it comes about when

Emphasizes the process of something coming into existence at a particular time.

it is triggered by

Shifts the focus to what initiates the event, using a passive voice.

it materializes when

Uses "materializes" for a more vivid sense of something becoming real under specific circumstances.

it is observed when

Highlights the act of observing something happening at a certain time.

it is the result of

Focuses on the outcome and its cause, rather than the timing.

it ensues from

Suggests a logical consequence following a specific event.

it is contingent upon

Introduces a dependency, making the occurrence reliant on something else.

FAQs

How do I use "it occurs when" in a sentence?

Use "it occurs when" to introduce a specific condition or event that causes something else to happen. For instance, "It occurs when the temperature drops below freezing."

What are some alternatives to "it occurs when"?

Alternatives include phrases like "it happens if", "it arises under the condition that", or "it takes place if", which can add variety to your writing.

Is "it occurs when" formal or informal?

"It occurs when" is suitable for both formal and informal contexts, depending on the surrounding vocabulary and sentence structure. It's commonly found in news, academic writing, and everyday conversation.

What's the difference between "it occurs when" and "it happens when"?

The phrases are very similar, but "occurs" is slightly more formal than "happens". Use "it happens when" in casual settings and "it occurs when" in more formal writing.