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 number of modifications
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a number of modifications" is correct and usable in written English.
It can be used when referring to several changes or adjustments made to something, often in a technical or formal context. Example: "The software update includes a number of modifications to improve performance and user experience."
✓ Grammatically correct
Science
News & Media
Formal & Business
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
60 human-written examples
After a number of modifications, he set a new two-way record of 555 m.p.h.
News & Media
A number of modifications to the Wheeler fatigue crack retardation model were proposed.
A number of modifications were developed and introduced on 5-hp/1500-rpm pumpsets.
In this study, a number of modifications in a base design were applied and examined experimentally.
Science
But researchers chasing the holy grail of a vaccine think they could have better success in South Africa, because of a number of modifications.
News & Media
And as the scores soared, so did criticism of Pete Dye's course, which has undergone a number of modifications since it first held the tournament in 1982.
News & Media
Since then, a number of modifications and refinements have been made to stereotaxic devices, procedures, and atlases, and these advances have significantly improved the utility of stereotaxy.
Encyclopedias
France and Britain at first tried to enforce the treaty, but over the next several years a number of modifications were made.
Encyclopedias
He also introduced a number of modifications, such as the ability to control its aperture, that helped to reduce optical aberrations.
News & Media
While maintaining the anaerobic capabilities of the original design, a number of modifications and revisions have been introduced.
Science
A number of modifications have been added to the original HCT method, but the interpretation of test results varies widely.
Science
Expert writing Tips
Best practice
When using "a number of modifications", be specific about what was modified and why to provide clarity and context for the reader.
Common error
Avoid using "a number of modifications" without specifying what those modifications are. This can leave the reader wondering what exactly changed and why it matters.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a number of modifications" functions as a determiner phrase followed by a plural noun. It modifies a noun to indicate that there are several alterations or changes.
Frequent in
Science
54%
News & Media
30%
Formal & Business
5%
Less common in
Encyclopedias
3%
Wiki
2%
Academia
1%
Ludwig's WRAP-UP
The phrase "a number of modifications" is a common and grammatically correct way to indicate that several changes or alterations have been made. As Ludwig AI points out, it's particularly suited for technical and formal contexts. While versatile, it's best practice to provide context about what specifically was modified to avoid vagueness. Alternative phrases like "several changes" or "various alterations" can be used depending on the desired nuance. The phrase appears most frequently in scientific and news media sources, suggesting a neutral to formal register.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Several changes
Focuses more directly on the resulting changes themselves, rather than the process of modifying.
Various alterations
Similar to "modifications", but can sometimes imply a more significant or fundamental change.
Numerous adjustments
Suggests finer or more precise changes than "modifications".
Multiple revisions
Implies a process of reviewing and improving something, often in writing or design.
A series of amendments
Used especially when referring to changes in legal documents or formal proposals.
Several adaptations
Suggests changes made to suit a new purpose or condition.
Various refinements
Implies small improvements or enhancements to something already existing.
A range of variations
Highlights different forms or types within a larger set.
Many adjustments
A more informal synonym for "numerous adjustments".
A quantity of transformations
Emphasizes the extent or degree of change that occurs.
FAQs
How can I use "a number of modifications" in a sentence?
You can use "a number of modifications" to indicate that several changes or alterations have been made to something. For example, "The new model includes a number of modifications to improve fuel efficiency."
What's a more formal synonym for "a number of modifications"?
A more formal synonym would be "various alterations" or "numerous adjustments". For example, "Various alterations were implemented to enhance the system's performance."
What can I say instead of "a number of modifications" to sound less formal?
For a less formal tone, consider using "several changes" or "many tweaks". For example, "We made "several changes" to the design based on user feedback."
Is it correct to say "a number of modification" instead of "a number of modifications"?
No, it is not correct. The word "modifications" should be plural because "number" implies more than one. The correct phrase is "a number of modifications".
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested