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
concealed occurrence
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "concealed occurrence" is correct and usable in written English.
It can be used to describe an event or situation that is hidden or not immediately visible, often in contexts related to investigations or analysis. Example: "The detective uncovered a concealed occurrence that had significant implications for the case."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
However, this same redundancy and the intrinsic nature of defense-in-depth – the multiple lines of defense or "protective layers" along a potential accident sequence – may enhance mechanisms concealing the occurrence of incidents, or that the system has transitioned to a hazardous state (accident pathogens) and that an accident is closer to being released.
Despite its general appeal, defense-in-depth is not without its drawbacks, which include its potential for concealing the occurrence of hazardous states in a system, and more generally rendering the latter more opaque for its operators and managers, thus resulting in safety blind spots.
However, death differs from censoring in that it does not merely conceal the occurrence of a future revision, it changes the probability of revision occurring.
Science
It is possible that the high accumulation of inflammatory cells due to the presence of H. pylori infection in the stomach as stimulant factor for secretion of the biomarkers conceals the occurrence of this relationship.
Concealed form of BS causes underestimation of this disease's occurrence frequency and a great number of people remain undiagnosed.
Additionally, for several accidents, the identification of concealed faults and/or non observability of critical faults have been reported, during the evolution of faults following the accident, as relevant factors in the occurrence of catastrophic accidents.
Science
It was hardly concealed.
News & Media
Stahr concealed a smile.
News & Media
Concealed weapon.
News & Media
History is already being concealed".
News & Media
The concealed information test is designed to detect concealed knowledge through differential physiological responses elicited by the concealed items.
Science
Expert writing Tips
Best practice
When using "concealed occurrence", ensure the context clearly indicates what is being hidden and why it is significant. For example, in investigative reporting, highlighting a "concealed occurrence" can add intrigue and emphasize the importance of uncovering hidden information.
Common error
Avoid using "concealed occurrence" when a simpler term like "hidden event" would suffice. Overusing formal language can make your writing sound pretentious or unnatural.
Source & Trust
60%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "concealed occurrence" functions as a noun phrase where the adjective "concealed" modifies the noun "occurrence". It describes an event that has been hidden or is not immediately obvious. Ludwig AI confirms its usability in English.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "concealed occurrence" is a grammatically correct noun phrase used to describe a hidden or obscured event. While Ludwig AI confirms its grammatical correctness, its usage is infrequent. Given its formal tone, it is best suited for academic, scientific, or investigative contexts. When writing, consider whether a simpler term like "hidden event" would be more appropriate. Remember, the key is to clearly indicate what is being hidden and why it matters. The phrase's relative rarity suggests that more common synonyms may often be preferred for clarity and impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
hidden event
Replaces "concealed" with a more common synonym, simplifying the phrase.
undetected event
Focuses on the lack of detection rather than the act of hiding.
covert incident
Uses a more formal term for "occurrence", suggesting secrecy.
unnoticed incident
Emphasizes that the event was not observed.
latent event
Suggests the event is present but not yet active or visible.
obscured event
Similar to concealed, but implies something blocking the view or understanding.
secret happening
More informal, replacing "occurrence" with a simpler term.
clandestine incident
Implies a higher degree of secrecy and planning.
veiled event
Uses metaphorical language to suggest the event is covered or disguised.
unrevealed incident
Focuses on the event not being disclosed or made public.
FAQs
How can I use "concealed occurrence" in a sentence?
You can use "concealed occurrence" to describe an event or situation that has been deliberately hidden or is not easily apparent. For example: "The investigation revealed a previously "concealed occurrence" that changed the entire course of the inquiry."
What phrases are similar to "concealed occurrence"?
Similar phrases include "hidden event", "undetected event", or "covert incident". The best choice depends on the specific nuance you wish to convey.
Is "concealed occurrence" formal or informal?
"Concealed occurrence" leans towards the more formal side. In everyday conversation, you might prefer a simpler term like "hidden event". However, in official or investigative contexts, "concealed occurrence" can be appropriate.
What's the difference between "concealed occurrence" and "hidden event"?
While similar, "concealed occurrence" suggests a deliberate act of hiding or obscuring an event, whereas "hidden event" simply indicates that an event is not easily visible or known, without necessarily implying intent.
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
60%
Authority and reliability
3.8/5
Expert rating
Real-world application tested