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
singular occurrence
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "singular occurrence" is correct and usable in written English.
It can be used to refer to an event or instance that happens only once, emphasizing its uniqueness. Example: "The phenomenon was a singular occurrence that had never been documented before in the region."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
one-time event
unique event
rare instance
isolated incident
exceptional case
unprecedented situation
infrequent happening
unparalleled event
extraordinary conditions
novel circumstances
earlier circumstances
unprecedented conditions
unprecedented circumstances
unprecedented requirements
unforeseen events
unexpected circumstances
unprecedented moments
unprecedented situations
extraordinary circumstances
unique situation
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
How you regard this singular occurrence depends on your point of view.
News & Media
His story is part of a common narrative, not a singular occurrence.
News & Media
Jarre took his spectacular show to China in 1981, an incredible and singular occurrence at the time.
News & Media
There were some pockets of the city where homicide was a singular occurrence: 12 of the city's 77 police precincts, in locations as varied as Hamilton Heights, in Upper Manhattan, and Park Slope, Brooklyn, had logged one each through Sunday.
News & Media
Because they covered only a single month in 2003, it could not be determined if the pattern of payments to the nine people was a singular occurrence, or continued closer in proximity to the hundreds of thousands of dollars in contributions that Mr. Hsu eventually bundled.
News & Media
That isn't a singular occurrence, it was just the worst day.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
This follows from its treatment of bare singular occurrences of names as definite descriptions, where a given name "N" is analyzed as the x s.t.
Academia
If one is also concerned with causal explanation if one holds that singular occurrences are explained by citing their causes then the causal completeness of physics in turn commits multiple realizability proponents to physics' possessing an important variety of explanatory completeness that all other sciences lack.
Science
The majority of farms reported singular occurrences of births and deaths.
Science
A substitution instance is the result of replacing primitive non-logical symbols by possibly more complex ones of the same semantic type n-place predicatype n-placen formulas in n variables, and individual constants with singular terms—each occurrence of the same predicatessymbol being replaced by the same possibly complex symbol.
Science
Causal explanations explain because they fit singular causal occurrences into true causal generalizations (2005, 442 43).
Science
Expert writing Tips
Best practice
Pair "singular occurrence" with descriptive adjectives to add context and imagery (e.g., "a strange singular occurrence", "a remarkable singular occurrence").
Common error
Avoid using "singular occurrence" in situations where simpler terms like "event" or "incident" suffice; reserve it for instances where the uniqueness truly needs emphasis.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "singular occurrence" functions primarily as a noun phrase, where "singular" modifies the noun "occurrence". Ludwig AI confirms its correct and usable nature in written English. It specifies that the event or instance is unique.
Frequent in
News & Media
40%
Science
35%
Academia
10%
Less common in
Formal & Business
5%
Encyclopedias
5%
Wiki
5%
Ludwig's WRAP-UP
In summary, "singular occurrence" is a grammatically sound and meaningful phrase used to describe a unique, one-time event. Ludwig AI affirms its correctness and appropriateness in various contexts. While applicable in news and media, it's particularly suited for formal and scientific discourse where precision is valued. Remember to reserve it for cases where emphasizing uniqueness is crucial, and be mindful of potential redundancy by avoiding modifiers like "very". Consider alternatives such as "unique event" or "rare instance" to prevent overuse.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
unique event
Replaces "occurrence" with "event" emphasizing the one-time nature.
isolated incident
Substitutes "singular" with "isolated" and "occurrence" with "incident", highlighting its separateness.
one-time event
Uses a more direct and simplified term for an event that happens only once.
rare instance
Emphasizes the infrequency of the occurrence by using "rare".
uncommon event
Highlights the lack of commonality of the event.
exceptional case
Indicates the occurrence is an exception to the norm.
unprecedented situation
Suggests the occurrence has no prior parallel.
atypical incident
Highlights the deviation from the typical or usual.
infrequent happening
Replaces occurrence with happening
unparalleled event
Implies there is nothing similar to the event.
FAQs
How can I use "singular occurrence" in a sentence?
You can use "singular occurrence" to describe an event that is unique and not likely to be repeated. For example, "The meteor shower was a "singular occurrence" that scientists had predicted for years."
What are some alternatives to "singular occurrence"?
Alternatives include "unique event", "rare instance", or "isolated incident depending on the context".
Is it redundant to say "very singular occurrence"?
Yes, adding "very" to "singular occurrence" is generally redundant because "singular" already implies uniqueness and rarity. It's best to use ""singular occurrence"" on its own.
What is the difference between "singular occurrence" and "unusual occurrence"?
"Singular occurrence" implies that something happens only once, while "unusual occurrence" suggests something that is not typical but can still happen more than once. The former emphasizes uniqueness, and the latter emphasizes rarity or oddity.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested