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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
are not marked
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "are not marked" is correct and usable in written English.
It can be used to indicate that something does not have a label, sign, or indication associated with it. Example: "The items on the shelf are not marked, making it difficult to identify their prices."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
are not designated
are not identified
are not distinguished
are not substantial
are not married
are not surprised
are not missed
are not included
are not connected
are not spared
are not fooled
are not convinced
are not fulfilled
are not regulated
are not established
are not accepted
are not highlight
are not mentioned
are not emphasised
are not focused on
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
It's essential to have a guide as the routes are not marked.
News & Media
It remains unclear why nearby non-Roma homes are not marked for a similar fate.
News & Media
When you clone a page, any widgets that are not marked as reusable will also be cloned.
Although they appear in the daily and weekly compilations, they are not marked or categorized in any particular manner.
Academia
There are plenty of old mining roads all over the canyon country, but most of them are not marked.
News & Media
The sites of the other killings, like those of nearly every lynching in the United States, are not marked.
News & Media
However by global convention loans are not marked to market, but carried at cost and impaired gradually.
News & Media
However, the buttons that control our elevator are not marked with Braille, so it will be difficult for blind people to operate.
Academia
The low-order sequence boundaries are disconformities rather than angular unconformities and are not marked by changes in sediment dispersal patterns or provenance.
Science
Tells how the trees are planted; and about vaults & passageways found along the avenue that are not marked on the city maps.
News & Media
But arrows are not marked with serial numbers and are not easily traceable, said Al Lizzio, a competitive archer whose wife, Martha, owns Queens Archery Supplies in Flushing.
News & Media
Expert writing Tips
Best practice
When using "are not marked", ensure the context clearly indicates what is lacking the markings. Be specific to avoid ambiguity.
Common error
Avoid assuming the reader understands what type of markings are absent. Always specify what kind of markings are missing to maintain clarity. For instance, instead of saying "the trails are not marked", say "the trails "are not marked with signs"."
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are not marked" functions as a passive construction indicating the absence of a particular attribute (a mark, label, or sign). It describes a state where something lacks identification or designation. Ludwig confirms its grammatical correctness.
Frequent in
News & Media
32%
Science
30%
Academia
18%
Less common in
Wiki
7%
Formal & Business
5%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "are not marked" is a grammatically correct and versatile expression used to indicate the absence of labels, signs, or other forms of identification. As indicated by Ludwig, it is used in various contexts, including news, science, and academia. When writing, ensure clarity by specifying what type of markings are absent. Alternative phrases such as "are unlabeled" or "lack markings" can be used to add variety to your writing. Always provide sufficient context to avoid ambiguity and ensure your message is clear.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
are unlabeled
Focuses on the absence of a label, shifting the emphasis to the physical marking.
are not labeled
Synonymous replacement; slightly more formal and emphasizes a deliberate act of labeling.
lack markings
Uses a different verb to convey the absence of markings.
are without identification
Highlights the absence of any means of identifying something.
are not designated
Emphasizes the lack of official designation or assignment.
are not identified
Focuses on the absence of recognition or naming.
are unidentifiable
Describes that the items cannot be recognized.
are not tagged
Similar, implying the lack of an attached tag for identification.
do not feature markings
Rephrases to emphasize that the markings are not a characteristic.
are not distinguished
Highlights the lack of differentiation or clear characteristics.
FAQs
What does "are not marked" mean?
The phrase "are not marked" means that something lacks a sign, label, or other form of indication that would typically provide information or identification. For example, "the trails "are not marked with signs"" means there are no signs indicating the path of the trails.
How can I use "are not marked" in a sentence?
You can use "are not marked" to indicate the absence of labels, signs, or indications. For example: "The prices "are not marked on the items"", or "These areas "are not marked on the map"".
What can I say instead of "are not marked"?
You can use alternatives like "are unlabeled", "are not labeled", or "lack markings" depending on the context.
When is it appropriate to use "are not marked" in writing?
It is appropriate to use "are not marked" when you want to clearly state that something lacks a specific form of identification, labeling, or indication. Make sure your audience understands what type of marking is expected but absent.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested