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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
assertion
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word 'assertion' is correct and usable in written English.
You can use it to refer to a confident and forceful statement of opinion, or of a claim. For example, "He made an assertion that he would be able to solve the problem quickly."
✓ Grammatically correct
News & Media
Formal & Business
Science
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
There is not a vast amount of evidence for that assertion at the moment, I suggest.
News & Media
Given Louis Walsh's recent assertion that Cowell doesn't plan to return to British X Factor either, UK observers will be keen to see how American Idol copes with the loss of its star player.
News & Media
Among them were a statement that the human papilloma virus was linked to "mental retardation" and the false assertion that "Barack Obama has a $1.4bn-a-year 1.4bn-a-year 1.4bn-a-yearxcesses".
News & Media
The worries it and investors felt, should have been eradicated with a new record backlog and an assertion from the company that the margin degradation embedded within in it is small.
News & Media
An assertion affirmed in the Queen's Speech, which proposed paid volunteering leave for workers in the public sector and large businesses.
News & Media
Bennett's wholly correct assertion that there was genuine civic pride in such achievements was brought home to me when, as an undergraduate, I applied for an extra year of grant from Leeds education department.
News & Media
Room for improvement: Makes a major point out of its questionable assertion that Aids drug AZT is "poison" and doesn't work.
News & Media
Many MPs' inboxes are aflame with demands that Israel be unequivocally denounced, often with the assertion that silence is complicity in child-murder, sometimes with threats of retribution.
News & Media
The police application was formally being made under the Police and Criminal Evidence Act, but with an assertion that Hill had committed an offence under the Official Secrets Act by inciting an officer from Operation Weeting – the Met's investigation into phone hacking – to reveal information.
News & Media
The rapid shift in the military balance of power away from the democracies is but a reflection of the latter half of that assertion.
News & Media
"One of the great European nights in Scottish football," proclaimed McLean after the match, and even if Barcelona were not quite the force they once were, you would struggle to argue with his assertion.
News & Media
Expert writing Tips
Best practice
When using "assertion", ensure that the context provides enough information for the reader to understand the basis or justification for the statement. Without context, an assertion can seem arbitrary or unsupported.
Common error
Avoid presenting an "assertion" as an absolute truth without providing supporting evidence or reasoning. Always qualify strong claims to maintain credibility.
Source & Trust
94%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "assertion" is as a noun, representing a declaration or statement presented as fact. As Ludwig AI confirms, it's used to denote a confident statement or claim. The examples illustrate its use in various contexts, from news reports to academic discussions.
Frequent in
News & Media
45%
Formal & Business
25%
Science
15%
Less common in
Encyclopedias
5%
Reference
5%
Wiki
5%
Ludwig's WRAP-UP
In summary, "assertion" functions as a noun denoting a confident statement or claim. As Ludwig AI states, it is grammatically correct and suitable for use in various writing scenarios. Its primary contexts include news and media, formal business settings, and scientific discourse. While it is a common term, writers should be mindful to provide sufficient context or evidence to support their "assertion" to maintain credibility. Related phrases include "affirmation", "statement", and "claim", each carrying slightly different connotations. This guide has provided a comprehensive overview of the usage, potential errors, and linguistic nuances of "assertion" to help writers use it effectively.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
affirmation
Emphasizes a strong declaration or confirmation of something.
statement
A general term for expressing something clearly and explicitly.
claim
Indicates something declared as a matter of fact, often requiring proof.
declaration
A formal or explicit statement or announcement.
contention
Implies a point argued for as true or valid.
allegation
An assertion made with little or no proof.
submission
Suggests presenting a statement for consideration or judgment.
position
A stance or viewpoint on a particular issue.
argument
A set of reasons or evidence in support of a conclusion.
thesis
A statement or theory that is put forward as a premise to be maintained or proved.
FAQs
How can I use "assertion" in a sentence?
You can use "assertion" to refer to a confident and forceful statement of fact or belief. For example, "His "assertion" that the project would be completed on time proved to be incorrect."
What can I say instead of "assertion"?
You can use alternatives like "statement", "claim", or "declaration" depending on the context.
Which is correct, "assertion" or "assumption"?
"Assertion" implies a declaration of fact or belief, while "assumption" suggests something taken for granted without proof. Use "assertion" when something is stated confidently, and "assumption" when something is supposed without evidence.
What's the difference between "assertion" and "argument"?
An "assertion" is a statement of fact or belief. An "argument" is a set of reasons or evidence presented to support a particular conclusion or assertion.
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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
94%
Authority and reliability
4.6/5
Expert rating
Real-world application tested