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
seldom occurrence
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "seldom occurrence" is correct and usable in written English.
It can be used to describe an event or situation that happens infrequently or rarely. Example: "The seldom occurrence of heavy snowfall in this region surprises the residents every few years."
✓ Grammatically correct
Science
News & Media
Alternative expressions(4)
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
3 human-written examples
When a bistable energy harvester (BEH) is driven by weak random excitation, its harvesting efficiency will decrease due to the seldom occurrence of interwell motion.
A common feature of the tanh map is the steady increase of points generated around its extreme values, which results in a seldom occurrence of values around x=0. Points x k in this region are generated with low probability and can then be interpreted as a guard region.
This may be interpreted as a seldom occurrence of first generation hybrids, with a dilution effect on the mosaic genomes produced after backcross events.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
Brain, skin, liver and kidney [ 3] were seldom involved and occurrence of a uterine metastasis was exceptional.
Science
The seldom described bilateral occurrence of ICE syndrome could be explained by the simultaneous infection of both eyes [ 12].
However, these studies mostly focused on the incident detection and evaluation after occurrence, but seldom investigated proactive safety countermeasures to optimize the traffic condition prior to the incidents.
There is rarely a need to engage with someone else on social media, because the occurrences there are seldom germane to your life in real time and real existence; which leads me to the next reason why we do not need to argue with someone on social media.
News & Media
Data on sickness absence is thus seldom a good measure of the occurrence of a disease; however, it is a very good measure of consequences of a disease or impairment, in terms of reduced work capacity [ 14].
Science
The latency period between first asbestos exposure and occurrence of mesothelioma is seldom less than 10 years (Doll and Peto, 1985), while we found that two male subjects had died from pleural cancer only 6 years after first employment.
Science
In the past, when esophageal cancer patients seldom survived for a long time, the occurrence of gastric tube cancer was considered to be infrequent [ 21].
Science
The most distinctive feature of a root cause analysis is the fundamental idea that the occurrence of a SSF is seldom attributable to just one person, but is usually the result of a variety of underlying causes [ 13, 14].
Science
Expert writing Tips
Best practice
When using "seldom occurrence", consider the context. It's most appropriate when discussing events that are genuinely rare or unexpected within a specific domain.
Common error
Avoid using "seldom occurrence" when describing events that are simply undesirable or personally disliked. This phrase should denote true infrequency, not subjective preference.
Source & Trust
86%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "seldom occurrence" functions as a noun phrase, describing something that happens infrequently. Ludwig provides examples showing its use in various contexts, from scientific phenomena to general events.
Frequent in
Science
66%
News & Media
33%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "seldom occurrence" is a grammatically sound phrase used to denote something that happens rarely. Ludwig AI confirms its correctness and provides examples across various contexts, predominantly science and news. While synonyms like "rare event" or "infrequent happening" exist, "seldom occurrence" carries a slightly more formal tone. When using this phrase, ensure it accurately reflects genuine infrequency and avoid overstating the rarity of common or merely disliked events.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
rare event
Emphasizes the unusual nature of the happening.
infrequent happening
Highlights the irregularity of the event's appearance.
uncommon instance
Focuses on the atypical nature of the specific case.
occasional appearance
Suggests that the event is only seen from time to time.
sporadic manifestation
Implies that the event occurs irregularly and unpredictably.
limited incidence
Indicates a low number of occurrences.
scarce appearance
Highlights how limited the event's presence is.
infrequent visibility
Focuses on how rarely the event is seen or observed.
rare visibility
Highlights the limited times something can be spotted or witnessed.
exceptional instance
This alternative shifts the emphasis slightly to the uniqueness of the single event.
FAQs
How can I use "seldom occurrence" in a sentence?
You can use "seldom occurrence" to describe events or situations that happen infrequently. For example: "The "rare occurrence" of snow in this region surprises many residents."
What are some alternatives to "seldom occurrence"?
Alternatives include "rare event", "infrequent happening", or "uncommon instance". The best choice depends on the specific nuance you want to convey.
Is "seldom occurrence" formal or informal?
"Seldom occurrence" is generally considered a neutral to slightly formal phrase, suitable for academic, news, or professional contexts.
What's the difference between "seldom occurrence" and "rare event"?
While similar, "seldom occurrence" emphasizes the infrequency of the process or pattern, whereas "rare event" focuses on the infrequency of the single isolated happening itself. The choice depends on whether you're highlighting a pattern or a single instance.
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
86%
Authority and reliability
4.1/5
Expert rating
Real-world application tested