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
is comprised within
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is comprised within" is not correct in standard English usage.
The correct expression is "is comprised of" or "is included within." Example: "The committee is comprised of experts from various fields."
⚠ May contain grammatical issues
Science
News & Media
Alternative expressions(18)
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
6 human-written examples
The results pointed out that the Viareggio scenario, although of particular severity, is comprised within those accounted in quantitative risk analysis.
The annual amount of precipitation for this area is comprised within 500 and 650 mm.
Science
2 Medical care was, and still is, comprised within the Dutch Health Insurance Act (Zvw, Dutch acronym).
Science
CDSN and PSORS1C1 the two genes are transcribed in the opposite direction and the whole coding region of corneodesmosin (CDSN) is comprised within the first intron of PSORS1C1 (also known as SEEK1).
Science
From these data it can be derived that BAC 578I19 is comprised within BAC 584 M21 (single asterisk in Fig. S2), and that 709I17 spans from the FRG2C gene on 3p12.3 to subtelomeric sequences located downstream to D4Z4/Beta satellite clusters on both 4q35 and 10q26 chromosomes (double asterisk in Fig. S2 and Table S2).
Science
This relationship also appears in the current standard model of the BOLD effect, usually with the assumption that the fractional change in the venous CBV corresponds to the fractional change in the total CBV because most of the deoxyhaemoglobin is comprised within the venules and veins [Buxton, 2012].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
The sole business of the House of Commons is not simply to legislate, for then might its sessions be comprised within two months of each year.
News & Media
Upon engagement, the receptors signal via immunoreceptor tyrosine-based activating (ITAM) or inhibitory (ITIM) motifs that are comprised within the cytoplasmic tail of the receptors or that are associated with signaling adaptors5,6.
Science & Research
By applying an approach that allows a result to be accepted when a threshold limit is reached, it was found that, when an acceptable result can be obtained, errors are comprised within less than 1% of the temperature of the source.
Science
Future borrowers of mortgage loans must understand that the note is the king of all documents that are comprised within the loan terms.
News & Media
In order to be classified as valid, the shape of the candidate brushstroke should be comprised within a range of aspect ratios.
Expert writing Tips
Best practice
Prefer using "is comprised of" instead of "is comprised within" for grammatical correctness and clarity. For example, use "The team is comprised of experts".
Common error
Avoid using "within" after "comprised". The correct preposition is "of". So, instead of saying, "The solution is comprised within these steps", say "The solution is comprised of these steps".
Source & Trust
84%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is comprised within" functions as a passive verb phrase aiming to indicate that something is included or contained within something else. However, Ludwig AI highlights that the correct usage is "is comprised of".
Frequent in
Science
80%
News & Media
20%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "is comprised within" is generally considered grammatically incorrect. The correct form is "is comprised of". Ludwig AI confirms this assessment. While some examples appear in scientific and news contexts, it's advisable to use alternatives like "is included in" or "is contained in" to ensure clarity and correctness. When describing the composition of something, remember that the whole is comprised of its parts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is included in
Simple and direct replacement, emphasizing inclusion.
is contained in
Focuses on the idea of being held or enclosed by something else.
is part of
Highlights that the subject is a component of a larger entity.
is a component of
More formal way of saying "is part of", stressing its role as an element.
forms a part of
Emphasizes the action of constituting a portion of something.
is encompassed by
Indicates a broader inclusion, often suggesting a surrounding context.
falls under
Implies a categorization or classification within a certain scope.
is subsumed under
More technical term indicating complete inclusion under a category.
is integrated into
Suggests a merging or blending into a larger whole.
is incorporated into
Highlights a formal or structured inclusion within something else.
FAQs
What is the correct way to use "comprised" in a sentence?
The correct usage is "comprised of", indicating what something consists of. For example, "The committee is comprised of members from different departments."
What can I say instead of "is comprised within"?
You can use alternatives like "is included in", "is contained in", or "is part of" depending on the context.
Is "comprised of" or "comprised within" grammatically correct?
"Comprised of" is grammatically correct. "Comprised within" is generally considered incorrect; "contained within" or "included within" might be suitable alternatives depending on the context, although they aren't interchangeable.
How do I avoid misusing "comprised"?
Remember that "comprised" means "consists of". The whole comprises the parts; the parts don't comprise the whole. Use "is made up of" or "is composed of" if you find yourself wanting to say something is "comprised by" something else.
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