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
differing in size
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "differing in size" is correct and usable in written English.
You can use it to describe objects, entities, or concepts that vary in their dimensions or magnitude. Example: "The boxes were differing in size, making it difficult to stack them efficiently."
✓ Grammatically correct
Science
News & Media
Academia
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
This work considers the flow of a fluid containing one disperse substance consisting of small particles that belong to different species differing in size and density.
Third, thrips larvae are preyed upon by many different predators, differing in size, attack rate, and attack success.
To understand how this works, we mutated the residue to different amino acids differing in size and in hydrophobicity (G, A, V, L, I, W).
Science
There are at least 100-120 different groups, with various aims, and differing in size from thousands to just 100-200 members.
News & Media
What he didn't emphasise is that these fighters are split into at least 100 to 120 different groups, with various aims, and differing in size from thousands to just 100 to 200 members.
News & Media
In order to distinguish between the aggregates formed in cell culture, mAb aggregates differing in size and morphology were induced using different stress methods.
Science
This was made possible by designing the PCR products to be of different lengths and no interference was observed between products differing in size by only six nucleotides.
Science
In all, we assessed eight different pulsatile regurgitant volumes through each of four rigid orifices differing in size and shape: 0.15 circlercle, 0.4 circlercle, 0.35 cm2 slot and 0.4 cm2 arc.
In doing so, we compared estimates for outbreak periods before and during the systematic vaccination campaigns, for different phases within each of the outbreak waves, and for flocks differing in size and species composition.
Science
Two subspecies are distinguished, differing in size and the pattern of barring.
Academia
The terminal complement components (C6 C9) are structurally related proteins, differing in size and complexity.
Science
Expert writing Tips
Best practice
When describing a collection of items, use "differing in size" to clearly indicate that the items have variations in their dimensions. This phrase is especially effective in scientific or technical contexts where precision is important.
Common error
Avoid phrasing like "Sizes were differed in" which is grammatically awkward. Instead, actively state the subject and use "differing in size" to modify it directly. For instance, prefer "The boxes, differing in size, were difficult to stack" over passive constructions.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "differing in size" functions as an adjectival modifier, describing nouns by specifying that they exhibit variations in size. Ludwig's examples confirm this use across various contexts, indicating its role in providing descriptive detail.
Frequent in
Science
79%
News & Media
10%
Academia
8%
Less common in
Encyclopedias
3%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "differing in size" is a grammatically sound and widely used adjectival modifier that effectively describes variations in dimension. As evidenced by Ludwig, it appears most frequently in scientific contexts, with notable usage in news and academic writing. Alternatives include "varying in size" and "different sizes". The phrase is best used actively and is suitable for formal to neutral registers. Ludwig AI confirms its correct and usable status, highlighting its utility in clear and precise communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
varying in size
Emphasizes the range or extent of size variation.
different sizes
A more direct and concise way to state the existence of size variations.
of different sizes
Adds a prepositional phrase for slightly more emphasis on the variety.
in varying sizes
Focuses on the availability or existence in multiple sizes.
diverse sizes
Highlights the diversity of sizes.
various sizes
Similar to "different sizes" but with a slightly more formal tone.
size variations
Noun phrase indicating the presence of differences in size.
size differences
Another noun phrase emphasizing the disparity in size.
unequal in size
Directly states that the sizes are not equal.
not uniform in size
Emphasizes the lack of uniformity in size.
FAQs
How can I use "differing in size" in a sentence?
You can use "differing in size" to describe objects or entities that vary in their dimensions. For example: "The particles, "differing in size", were separated using a centrifuge."
What are some alternatives to "differing in size"?
Some alternatives include "varying in size", "different sizes", or "size variations", depending on the context.
Is it better to say "different in size" or "differing in size"?
"Differing in size" is a more formal and grammatically correct way to express the idea that objects vary in their dimensions. "Different in size" is also acceptable, but less common in formal writing. Use "differing in size" if you're after conciseness and fluidity.
What's the difference between "differing in size" and "ranging in size"?
"Differing in size" implies that there are variations in size among a group of items. "Ranging in size" indicates that the sizes fall within a specific spectrum or range. For example, "The objects, "differing in size", were scattered randomly," versus "The objects were "ranging in size" from 1 cm to 10 cm."
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested