a one-off occurrence

USAGE SUMMARY

The phrase "a one-off occurrence" is correct and usable in written English.
It can be used to describe an event or situation that happens only once and is not expected to happen again. Example: "The sudden snowstorm was a one-off occurrence that surprised everyone in the city."

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

16 human-written examples

The 49ers went a little too heavy on the Chamber of Commerce sheen in their response that it was a one-off occurrence, writes Gwen Knapp in The San Francisco Chronicle, and the Raiders went a bit overboard insisting their fans are not as menacing as they tend to look.

The New York Times

This blunder was not a one-off occurrence.

The Washington Post

Pickard was unsure if this was a one-off occurrence or a new militant tactic.

The Guardian

I was offended, frankly, to sit there and look at this movie – like it was a one-off occurrence.

The New York Times

Had this been a one-off occurrence, the missed call in the Creighton-Villanova game probably would have been quickly forgotten or even gone completely unnoticed.

The Washington Post

But there are indications that Reyes's sky-high average could be a one-off occurrence rather than the beginning of an extended plateau.

The New York Times - Sports

Human-verified similar examples from authoritative sources

Similar Expressions

44 human-written examples

"Michael Jackson died not because of an isolated, one-off occurrence or incident.

Huffington Post

This unusual malformation was one-off occurrence, and there were no other indications of BVD virus – associated in this herd.

Acta Veterinaria Scandinavica

Promotions are rarely "one-off" occurrences rather they are a part of an overall company promotional strategy.

Cornell University

Such practices were not one-off occurrences, but represented consistent work patterns underpinned by permissive work norms.

Health Policy and Planning

22 Adverse events (AEs) were applied as a one-off cost, where the occurrence was based on the difference between the dronedarone and standard of care alone arms of the ATHENA trial (where incidences of skin events, gastrointestinal events, and bradycardia were 2.7%, 4.2%, and 2.3% higher, respectively, with dronedarone versus standard of care alone) (Table 4).

ClinicoEconomics and Outcomes Research

Expert writing Tips

Best practice

When using "a one-off occurrence", ensure the context clearly indicates that the event is not expected to be repeated. This helps avoid ambiguity and ensures your intended meaning is understood.

Common error

Avoid using "a one-off occurrence" if there is a reasonable possibility of the event recurring. Instead, consider using terms that indicate uncertainty or potential repetition.

Linguistic Context

The phrase "a one-off occurrence" functions as a noun phrase, typically serving as the subject complement or object in a sentence. As demonstrated by Ludwig, it describes an event or incident that happens only once, indicating its singularity.

Expression frequency: Common

Frequent in

News & Media

62%

Science

25%

Academia

13%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "a one-off occurrence" is a noun phrase used to describe an event that happens only once and is not expected to recur. According to Ludwig, the phrase is grammatically correct and commonly used in various contexts, particularly in News & Media, Science, and Academia. The phrase conveys that a particular event is isolated and not part of a pattern. Alternatives include "isolated incident" and "unique event". It's essential to use the phrase accurately, ensuring the event is indeed not expected to repeat to avoid ambiguity. Ludwig's analysis confirms the phrase's validity and provides helpful context for its use.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

isolated incident

Emphasizes the singularity and separation of the event from any pattern.

unique event

Highlights the distinctiveness and special nature of the occurrence.

singular instance

Focuses on the single, non-repeated nature of the event.

isolated case

Similar to 'isolated incident', stressing the event's disconnection from typical patterns.

exceptional circumstance

Indicates that the event is unusual and deviates from the norm.

unprecedented situation

Highlights the lack of prior examples or parallels for the event.

rare phenomenon

Suggests that the occurrence is uncommon and not frequently observed.

atypical event

Emphasizes the deviation from typical or expected events.

one-time deal

Focuses on the non-recurring nature of the arrangement or agreement.

single occasion

Simply emphasizes that the event happened only once.

FAQs

How can I use "a one-off occurrence" in a sentence?

You can use "a one-off occurrence" to describe something that happened only once and is not expected to happen again. For example: "The sudden snowstorm was "a one-off occurrence" that surprised everyone in the city."

What can I say instead of "a one-off occurrence"?

You can use alternatives like "isolated incident", "unique event", or "singular instance" depending on the context.

Is it redundant to say "one-off event occurrence"?

Yes, saying "one-off event occurrence" is redundant because the word "occurrence" is already implied in the phrase "one-off event". It's better to simply use "a one-off event".

What is the difference between "a one-off" and "a one-off occurrence"?

"A one-off" is a more general term that can refer to anything done, made, or happening only once. "A one-off occurrence" specifically refers to an event or incident that happens only once. The latter is more specific and formal.