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
lacuna of knowledge
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "lacuna of knowledge" is correct and usable in written English.
It can be used to describe a gap or absence in understanding or information on a particular subject. Example: "The researchers identified a significant lacuna of knowledge regarding the long-term effects of the medication."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(18)
gap in knowledge
void of understanding
knowledge gap
lack of knowledge
gap in understanding
lack of information
deficit of knowledge
shortfall of knowledge
absence of information
paucity of information
lack of awareness
limited understanding
weakness of knowledge
dearth of knowledge
gap of knowledge
void of knowledge
deficiency of knowledge
inadequacy of knowledge
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
1 human-written examples
The challenges of undertaking research in fragile and conflict affected states means the there is a lacuna of knowledge of how health systems work in such environments.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
It was a most fortunate decision, because not only did I pass the Board Exam, but I much enjoyed the concise yet comprehensive style of the textbook that helped me to fill several lacunae of knowledge left over from my years in training.
Science
The lacuna of such knowledge exposes a large percentage of individuals to the possible adverse effects from herb-drug interactions and other potential side effects [81].
Science
In conclusion, this study will fill in some of the lacunas in the knowledge of the health status of these children such as prevalence numbers of several health conditions, associations with recurrent pneumonias.
Science
Another productive tradition of feminist research in this appropriative spirit is characterized by "remedial" research designed to fill lacunae in established theories or bodies of knowledge, correcting errors that arise from ignoring women and gender without changing the terms of disciplinary engagement.
Science
The Island of Knowledge.
News & Media
Theory of knowledge (TOK).
Wiki
Nevertheless, this lacuna in knowledge has not retained researchers from investigating prophylactic measures that may prevent AL to occur, using all kinds of animal models and interventions to achieve their goal.
Science
Have lots of knowledge.
Wiki
The power of knowledge.
Wiki
It could also fill the lacuna of our understanding about botanical pharmacognosy of Andrographis paniculata Nees.
Science
Expert writing Tips
Best practice
When using "lacuna of knowledge", ensure that the context clearly defines the specific area where the knowledge is lacking. This adds precision and avoids ambiguity.
Common error
While "lacuna of knowledge" is a valid phrase, it can sound overly formal in casual conversation. Opt for simpler alternatives like "knowledge gap" or "lack of information" in less formal settings.
Source & Trust
78%
Authority and reliability
4.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "lacuna of knowledge" functions as a noun phrase, typically serving as the subject or object of a sentence. Ludwig indicates that the phrase is a valid and usable way to describe a gap or absence in understanding or information.
Frequent in
Science
60%
News & Media
20%
Formal & Business
20%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "lacuna of knowledge" is a grammatically correct and frequently used phrase that describes a gap or deficiency in understanding or information. Ludwig confirms its validity and usability in English writing. While predominantly found in formal, scientific, and academic contexts, it's essential to consider the audience and adjust the formality accordingly, perhaps opting for alternatives like "knowledge gap" or "lack of information" in more casual settings. When employing "lacuna of knowledge", strive for specificity by clearly defining the area where knowledge is absent. This ensures clarity and reinforces the phrase's effectiveness in highlighting areas needing further exploration.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
knowledge gap
More concise and commonly used term for a lack of information.
lack of knowledge
Direct and simple way to express the absence of information.
deficit of knowledge
Emphasizes the insufficiency or shortage of knowledge.
shortfall of knowledge
Highlights the inadequacy or deficiency in the amount of knowledge.
gap in understanding
Focuses on the absence of comprehension rather than just information.
void of understanding
Implies a complete absence of understanding on a subject.
absence of information
A general term for the unavailability of data or facts.
paucity of information
Highlights the scarcity or limited availability of information.
lack of awareness
Focuses on the state of not being informed or conscious about something.
limited understanding
Suggests that the knowledge is present but not complete or comprehensive.
FAQs
What does "lacuna of knowledge" mean?
The phrase "lacuna of knowledge" refers to a gap, absence, or deficiency in understanding or information about a particular subject. It indicates an area where knowledge is lacking.
How can I use "lacuna of knowledge" in a sentence?
You can use "lacuna of knowledge" to describe a specific subject where information is missing, such as, "The study aimed to address the "lacuna of knowledge" regarding the effects of climate change on local ecosystems."
What are some alternatives to "lacuna of knowledge"?
Alternatives include "knowledge gap", "lack of knowledge", or "gap in understanding". The best choice depends on the specific context and desired level of formality.
Is it better to say "lacuna in knowledge" or "lacuna of knowledge"?
"Lacuna of knowledge" is the more common and grammatically correct phrasing. While "lacuna in knowledge" might be understood, it's less conventional.
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
78%
Authority and reliability
4.2/5
Expert rating
Real-world application tested