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
a substantial zone
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a substantial zone" is correct and usable in written English.
It can be used to describe a significant or considerable area, whether physical or metaphorical, in various contexts such as geography, planning, or discussions about influence. Example: "The new regulations will create a substantial zone for wildlife conservation, protecting various species from urban development."
✓ Grammatically correct
Science
News & Media
Science & Research
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
2 human-written examples
Inlet designs can induce non-uniform liquid flow across the separator's cross section with a substantial zone of re-circulation.
Science
Although the injections covered a substantial zone of the targeted cortical area, the tracer was far from filling the entire corresponding cortical area.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Yet we acknowledge that there is a substantial gray zone.
Science & Research
With tough adhesives, a substantial process zone develops at the crack tip.
For the stomach and duodenum, the preepithelial defense is well developed, creating a substantial buffer zone between luminal content and the epithelial surface.
Science & Research
Sixteen of the extracts were selected for use in the 96-well plate assay because they caused substantial zones of inhibition on one or more of the bacteria tested.
There was a substantial spread of zone sizes in comparison to MICs; for example, the majority of S. Typhi isolates (591/1,062 [55.6%]) had an MIC of 8 μg/ml, and the corresponding zone sizes spanned 12 to 27 mm.
Given the respectable Voc, that the PCE is not higher in these devices is attributed to the low Jsc and FF and is suggestive of the presence of a substantial space charge recombination zone.
The bus structure reinforced by the composite roll bar was able to secure a substantial margin of the survival zone as well as to meet the requirement specified by ECE R66.
Yukutake et al. (2011) demonstrated a diffusion-like migration of hypocen-ters during the activity of August 2009, which suggests that pressurized fluid in the fault zone plays a substantial role in the occurrence of the swarm earthquakes.
Science
For instance, once small (in comparison to the process zone size) weak/strong zones are present, a substantial decrease in the fracture energy is recorded.
Expert writing Tips
Best practice
When using "a substantial zone", ensure the context clearly defines what constitutes 'substantial' in that specific situation. Providing quantitative measures or comparative data can strengthen the impact of your statement.
Common error
Avoid using "a substantial zone" in situations where the size or significance is not clear or relevant. Be specific about the characteristics that make the zone 'substantial' to maintain clarity and avoid ambiguity.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a substantial zone" typically functions as a noun phrase, where 'substantial' modifies the noun 'zone'. This indicates a significant or considerable area, region, or space. As Ludwig AI confirms, this phrase is correct and usable in written English.
Frequent in
Science
33%
News & Media
33%
Science & Research
33%
Less common in
Encyclopedias
0%
Wiki
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "a substantial zone" is a versatile phrase used to denote a significant area or region. As Ludwig AI indicates, the phrase is grammatically correct and appropriate for various contexts, particularly in scientific, news, and research domains. While "substantial" implies size or amount, it's crucial to provide context to clarify what constitutes 'substantial' in each specific situation. Alternatives like "a significant area" or "a considerable region" can be used depending on the intended emphasis. While the phrase is common, avoiding vagueness ensures clearer communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a significant area
Replaces 'substantial' with 'significant', emphasizing the importance of the zone.
a considerable region
Uses 'considerable' instead of 'substantial', highlighting the size or extent of the region.
a large expanse
Focuses on the size and breadth of the area.
a sizable sector
Replaces 'zone' with 'sector', implying a specific division or area.
an extensive territory
Emphasizes the broad reach and scope of the territory.
a notable domain
Highlights the importance and influence of the domain.
a marked area
Uses 'marked' to show that the zone is clearly defined or significant.
a prominent section
Replaces 'zone' with 'section', suggesting a distinct part of a larger whole.
a sweeping range
Suggests a wide and encompassing area.
a meaningful space
Highlights the importance and impact of the space.
FAQs
How can I use "a substantial zone" in a sentence?
You can use "a substantial zone" to describe a significant or considerable area, whether physical or metaphorical. For example, "The new regulations will create "a substantial zone" for wildlife conservation".
What are some alternatives to "a substantial zone"?
Alternatives include "a significant area", "a considerable region", or "a large expanse", depending on the specific context and the aspect you want to emphasize.
Is it better to say "a substantial zone" or "a significant zone"?
Both phrases are grammatically correct and usable. "Substantial" emphasizes size or amount, while "significant" emphasizes importance. Choose the word that best reflects the intended meaning in your context.
Can "a substantial zone" refer to abstract concepts?
Yes, "a substantial zone" can be used metaphorically to describe significant areas in abstract concepts, such as "a substantial zone" of influence or "a substantial zone" of uncertainty.
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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested