Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
occurs intermittently
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "occurs intermittently" is correct and usable in written English.
You can use it to describe an event or phenomenon that happens at irregular intervals rather than continuously. Example: "The power outages in the area occur intermittently, causing disruptions to daily activities."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(5)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
8 human-written examples
During copulation, which occurs intermittently throughout the lives of the king and queen, sperm are transferred and stored in the spermatheca of the female.
Encyclopedias
This process occurs intermittently, as fiber formation still remains a dominant process and consequently leads to the typical 'beads on a string' morphology described for a variety of different polymer-solvent systems (Figure 3) [28].
Breeds occurs intermittently in the Faroes.
Wiki
In swine, bacteremia occurs intermittently for several weeks.
For example, ingestion occurs intermittently and only during waking hours.
Moreover, fecal shedding occurs intermittently and healthy carrier birds might not excrete bacteria for >1 year.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
The finding on intermittent symptoms emerged during analysis we did not ask specifically whether symptoms occurred intermittently.
Science
Raids have occurred intermittently ever since.
News & Media
Patches of living framework occur intermittently.
Encyclopedias
Serious regional bleaching has occurred intermittently since the 1983 disaster.
News & Media
These you-and-your-book passages, which occur intermittently throughout the novel, aren't particularly funny, compared with other parts.
News & Media
Expert writing Tips
Best practice
When using "occurs intermittently", ensure the context provides enough information about the typical frequency or conditions under which the event happens, if known. This adds clarity for the reader.
Common error
Avoid using "occurs intermittently" when you actually mean something happens rarely or very frequently. Intermittent implies a somewhat irregular but noticeable pattern, not extreme rarity or constant presence.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "occurs intermittently" functions as an adverbial phrase, modifying a verb to indicate that an action or event happens at irregular intervals. Ludwig AI confirms its grammatical correctness and usability in various contexts.
Frequent in
Science
50%
News & Media
30%
Encyclopedias
20%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "occurs intermittently" is a grammatically sound and frequently used adverbial phrase that describes events happening at irregular intervals. As affirmed by Ludwig AI, its usability spans across various contexts, with a heavier presence in scientific and news media sources. When writing, ensure you're accurately conveying a non-continuous pattern and consider alternatives like "happens sporadically" for slight variations in emphasis. Pay attention to the level of formality and use the phrase accurately to prevent misunderstandings about frequency.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
happens sporadically
Emphasizes the unpredictable nature and lack of a regular pattern.
occurs sporadically
Similar to "happens sporadically" but maintains the "occurs" verb.
takes place occasionally
Suggests events that are not frequent but do happen from time to time.
happens at intervals
Focuses on the existence of gaps between occurrences.
occurs periodically
Implies a somewhat regular, though not continuous, pattern of occurrence.
takes place at irregular intervals
More detailed, specifying that the intervals between occurrences are not uniform.
happens off and on
Indicates a lack of consistency and a pattern of starting and stopping.
occurs now and then
Suggests infrequent and irregular appearances.
happens from time to time
Highlights the occasional nature of the event.
manifests sporadically
More formal, suggesting a phenomenon that appears unpredictably.
FAQs
How can I use "occurs intermittently" in a sentence?
Use "occurs intermittently" to describe an event that happens at irregular intervals. For example, "The pain "occurs intermittently", making it difficult to predict when medication is needed."
What are some alternatives to "occurs intermittently"?
You can use alternatives such as "happens sporadically", "takes place occasionally", or "occurs periodically" to convey a similar meaning.
Is it better to say "occurs intermittently" or "happens intermittently"?
"Occurs intermittently" is slightly more formal than "happens intermittently", but both are grammatically correct. The choice depends on the tone of your writing.
What is the difference between "occurs intermittently" and "occurs frequently"?
"Occurs intermittently" means something happens at irregular intervals, while "occurs frequently" means something happens often. The key difference is the regularity and frequency of the event.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested