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
less size of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "less size of" is not correct and not usable in written English.
It seems to be an incorrect combination of words that does not convey a clear meaning. Example: "The object has less size of a basketball."
⚠ May contain grammatical issues
Science
News & Media
Alternative expressions(3)
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
It means less size of species in the distillery (<8 nm) than pore size of the membrane.
Science
In this paper, we propose a (t, s, k, n -ESIS scheme to achieve the less size of total shadow images an -ESISleschemee of required shadow images in reconstouction when compachievethelesst al.'size, s, k, n)-ESIS scheme.
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
That would be, more or less, the size of the surge.
News & Media
As of now, little Lyon will cover 750 to 1,000 acres, more or less the size of Central Park.
News & Media
They have a combined land mass of three hundred and seventy-two square miles, more or less the size of metropolitan Indianapolis..
News & Media
Most master cutters pass their entire careers handling diamonds no bigger than 20 to 50 carats — more or less the size of a quarter.
News & Media
For perhaps the next 30 years, he will inhabit a prison cell more or less the size of the room where he committed his crimes.
News & Media
(A fifth is an interval more or less the size of that formed by five adjacent white keys on a piano).
Encyclopedias
"The set was more or less the size of a real sub, and in the first few days you think, 'This will never get completed, it's physically impossible,' " he said.
News & Media
He said Gen. Stanley McChrystal, the top American commander in Afghanistan, convinced him that "it was less the size of the force footprint than what the forces did on the ground".
News & Media
Demand size for each customer is less than size of a truck, and each truck can give service to n customers.
Expert writing Tips
Best practice
Opt for more common and grammatically sound alternatives like "smaller size" or "reduced size" for clearer communication.
Common error
Avoid using "less size of" as it's not standard English. Instead, focus on using adjectives that directly describe size, such as "smaller" or "reduced", to improve clarity and readability.
Source & Trust
84%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "less size of" functions as a comparative, attempting to describe the relative dimensions of something. However, as Ludwig AI indicates, the phrasing is non-standard and grammatically awkward.
Frequent in
Science
50%
News & Media
50%
Formal & Business
0%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "less size of" aims to compare the dimensions or magnitude of items, it's grammatically incorrect and non-standard English. Ludwig AI confirms that this phrase isn't usable in written English and suggests clearer alternatives like "smaller than" or "reduced size of". Although examples can be found in sources like scientific papers and news articles, it's best to opt for more grammatically sound alternatives for effective communication. Choosing phrases like "smaller size" enhances clarity and prevents potential confusion.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Smaller size
Simple inversion of the words.
Reduced size
Emphasizes the action of decreasing the dimensions.
Smaller dimensions
More explicit about the physical attributes.
Decreased size
Uses a different verb to indicate reduction.
Diminished size
Implies a more significant reduction in size.
Smaller magnitude
Applicable when referring to abstract quantities or amounts.
Lower volume
Specifically refers to the three-dimensional space occupied.
Lesser extent
Refers to the range or scope of something.
Compact form
Suggests a reduction in size through efficient arrangement.
Scaled-down version
Suggests that something is made smaller while retaining its original proportions.
FAQs
What are some alternatives to "less size of"?
You can use alternatives like "smaller size", "reduced size", or "diminished size" depending on the context.
How can I use "smaller size" correctly in a sentence?
Instead of saying "The object has less size of a basketball", say "The object is a smaller size than a basketball".
Is "less size of" grammatically correct?
No, "less size of" is not grammatically correct. The correct phrasing would be "smaller than" or "reduced size of".
What is the difference between "less size of" and "smaller than"?
"Less size of" is not a standard English construction and should be avoided. "Smaller than" is the correct way to compare the dimensions of two objects. For example: An embryo is "smaller than" the size of fingernail.
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
84%
Authority and reliability
2.8/5
Expert rating
Real-world application tested