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
in singular form
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "in singular form" is correct and usable in written English.
You can use it to refer to a single version or instance of something, as in this example sentence: "This poem is written in singular form, but it can be adapted to incorporate multiple voices."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(1)
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
7 human-written examples
(Again, he saw plenty of ghosts in singular form — I'm only making a point).
News & Media
– until the poet became one with his resting place, existed in singular form somewhere between life and death, totemic, connoting all in one a time, a place, and a name.
News & Media
All definitions were first processed by removing all punctuation, putting all words in singular form and merging different spellings.
Science
Referring to Latin America in singular form, and taking a cookie-cutter approach without considering the intricacies and complexities among its countries would ignore its rich diversity and likely position you for failure.
News & Media
WordNet in this case considers "fish" as a noun in singular form and is able to extract information related to "fish" from its database.
Finally, if no default value is applicable (e.g., if some constituents can only be realised in singular form, and others in plural) the input is considered inconsistent and no text is generated.5.5
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
In summary, the Plural-to-Singular double search method provided an efficient way to improve the usage of the WordNet database, as users were not forced to use only nouns in singular forms to receive result from WordNet Database and support from QGS.
After that we lemmatise the text, transforming the different words in their singular form or in their infinite form if they are verbs [17].
Science
The distinctions between attitudes verbalized in the singular form and attitudes verbalized in the plural form, and between I-mode and we-mode, are not to be conflated with or mapped onto the distinction between modes of intentionality introduced above.
Science
[Note: henceforth we refer to the supplementary eyefields in the singular form (SEF as opposed to SEFs), as medial activations in the left and right hemispheres associated with the SEFs were found to be contiguous following spatial smoothing].
Science
Here's why not: the colloquialism has long been in use as good eats, and no native speaker would use it in a singular form.
News & Media
Expert writing Tips
Best practice
When discussing grammatical number, use "in singular form" to clearly indicate that you are referring to the single instance of a noun, verb, or concept.
Common error
Avoid using "in singular form" when you actually mean "unique". "Singular" refers to grammatical number, whereas "unique" refers to being the only one of its kind. For example, say "This is a unique design" instead of "This is a singular design" if you want to highlight its originality.
Source & Trust
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in singular form" functions as an adverbial modifier, specifying the state or condition of a noun or concept. Ludwig AI exemplifies this through examples where it clarifies how words or ideas are expressed or exist in their single, non-plural state.
Frequent in
Science
30%
News & Media
25%
Encyclopedias
20%
Less common in
Wiki
10%
Formal & Business
5%
Reference
10%
Ludwig's WRAP-UP
In summary, the phrase "in singular form" is grammatically correct, although not overly frequent. Ludwig AI shows that the expression effectively specifies that a noun or concept is being referred to as a single instance rather than a plural. This phrase is commonly found in science, news media and encyclopedias where precise language is important. When you mean something is in grammatical singular, be sure to use "in singular form", and not confuse it with "unique".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in individual form
Emphasizes the distinct and separate nature of the form.
in unique form
Highlights the one-of-a-kind nature of the form.
as a single instance
Focuses on the occurrence of something only once.
in its solitary state
Underscores the aloneness or isolation of the form.
in a non-plural manner
Directly contrasts with the idea of multiple forms.
in one version only
Highlights the limitation to a single version.
in a singular manifestation
Emphasizes the specific and individual appearance.
as an isolated case
Focuses on the rareness and separation from others.
in an unrepeated format
Highlights the lack of duplication or recurrence.
in a stand-alone mode
Emphasizes the self-contained and independent nature.
FAQs
How do I use "in singular form" correctly in a sentence?
Use "in singular form" to specify that a word, concept, or item is being referred to as a single instance, rather than in its plural or multiple instances. For example, "The noun 'criterion' has 'criterion' as its plural, but 'criteron' is not accepted "in singular form"".
What is an alternative to saying "in singular form"?
Alternatives include phrases like "in individual form", "as a single instance", or "in a non-plural manner", depending on the specific nuance you want to convey. The phrase "in individual form" emphasizes the distinct nature of the item.
When should I use "in singular form" versus "in plural form"?
Use "in singular form" when you want to emphasize the one-ness or individuality of something. Use "in plural form" when referring to multiple instances or versions of something. For example, “The word 'data' can be used "in singular form" or in plural form.”
What's the difference between using a word "in singular form" and its plural equivalent?
The key difference lies in the quantity being referred to. Using a word "in singular form" indicates one item, while the plural form indicates more than one. The choice depends on whether you're discussing one specific item or multiple items.
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
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested