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
facts and assertions
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "facts and assertions" is correct and usable in written English.
It can be used when discussing information that includes both objective data (facts) and subjective claims or statements (assertions). Example: "In the debate, the speaker presented a mix of facts and assertions to support their argument."
✓ Grammatically correct
News & Media
Science
Alternative expressions(2)
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
4 human-written examples
-What facts and assertions support our claim?
News & Media
Next, review the article as a class, and fill in both columns with facts and assertions (clearly labeled as such) that belong to each side of the debate.
News & Media
Citations and References: For investigative or in-depth stories, greater access to the sources behind the facts and assertions.
News & Media
While the prose is fluid and eminently readable, a tribute in part to her translator, Lori Lantz, Voss occasionally seems to get lost in her own abundance of information, with the result that facts and assertions are repeated, circled back upon, and sometimes absent where they are needed.
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
The effect, in general, is to surround the viewer with tightly edited outrages that often slur the distinction between fact and assertion.
News & Media
Much of the book reads like a perfectly sound account of the PCI's life and times, though the author often takes his assumptions as facts, and makes assertions with no strong evidence.
News & Media
The current disarray in the wider region, the author notes, may offer Egyptians a chance to resume their historic role as cultural and political trendsetters.This does seem rather a vague palliative, however, and Mr Osman's occasional resort to unsubstantiated facts and dangling assertions does not help his argument.
News & Media
"We have to enter that communications space -- where so many young people are getting their information -- and contest extremist and other negative rhetoric with facts and counter-assertions".
News & Media
The need for more facts and fewer fanciful assertions is becoming more acute, he said.
News & Media
This is not a very useful list, because it contains absolutely no evidence for any of his assertions — he simply assumes the existence of his risks to be a fact — and no assertion about how likely any of these "risks" are, which makes it a little hard to do a cost-benefit analysis.
News & Media
Most of his extant speeches for private cases written early in his career show glimpses of talent: a powerful intellectual drive, masterly selection (and omission) of facts, and a confident assertion of the justice of his case, all ensuring the dominance of his viewpoint over his rival.
Wiki
Expert writing Tips
Best practice
When presenting information, clearly distinguish between verifiable "facts" and "assertions" that require further scrutiny or evidence. This enhances credibility and transparency.
Common error
Avoid presenting "assertions" as if they were established "facts". Always provide supporting evidence or context for claims to maintain objectivity and avoid misleading your audience.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "facts and assertions" functions as a compound noun phrase. It is used to denote a combination of objective, verifiable information (facts) and statements or claims that may or may not be true (assertions). Ludwig AI confirms the phrase's usability.
Frequent in
News & Media
40%
Science
30%
Formal & Business
10%
Less common in
Encyclopedias
5%
Wiki
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "facts and assertions" is a grammatically sound and frequently used expression to describe a combination of objective data and subjective claims. According to Ludwig AI, the phrase is correct and usable in written English. It is essential to differentiate between verifiable "facts" and potentially unverified "assertions" to maintain clarity and credibility in communication. Alternatives like "data and claims" or "evidence and statements" can be used depending on the context. While frequently appearing in news and media, its usage spans diverse fields, highlighting its general applicability.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
data and claims
Replaces "facts" with "data" and "assertions" with "claims", focusing on empirical information and statements that may require proof.
evidence and statements
Substitutes "facts" with "evidence" and "assertions" with "statements", highlighting the support for a position and declarations made.
truths and allegations
Replaces "facts" with "truths" and "assertions" with "allegations", suggesting a contrast between established information and claims that are yet to be proven.
realities and contentions
Substitutes "facts" with "realities" and "assertions" with "contentions", emphasizing objective existence and points of argument.
proofs and pronouncements
Replaces "facts" with "proofs" and "assertions" with "pronouncements", implying strong evidence and formal declarations.
verities and propositions
Substitutes "facts" with "verities" and "assertions" with "propositions", highlighting fundamental truths and statements put forth for consideration.
certainties and declarations
Replaces "facts" with "certainties" and "assertions" with "declarations", emphasizing the absence of doubt and explicit statements.
circumstances and affirmations
Substitutes "facts" with "circumstances" and "assertions" with "affirmations", highlighting contextual details and positive statements of truth.
evidence and viewpoints
Replaces "facts" with "evidence" and "assertions" with "viewpoints", focusing on supporting material and perspectives.
information and theses
Substitutes "facts" with "information" and "assertions" with "theses", referring to general knowledge and arguments proposed for debate.
FAQs
How can I use "facts and assertions" in a sentence?
You can use "facts and assertions" to describe a mix of objective information and subjective claims in an argument or discussion. For example, "The presentation included both verifiable facts and assertions that needed further support".
What's the difference between "facts and assertions" and "facts and opinions"?
"Facts and assertions" combines verifiable information with statements that may or may not be true, whereas "facts and opinions" contrasts objective truths with personal beliefs.
What can I say instead of "facts and assertions"?
You can use alternatives like "data and claims", "evidence and statements", or "truths and allegations" depending on the context.
Is it always necessary to separate "facts and assertions" when writing?
Separating "facts and assertions" is crucial for maintaining clarity and credibility. It allows your audience to distinguish between proven information and claims that require further examination.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested