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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
valid
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "valid" is correct and usable in written English.
It can be used to describe something that is acceptable, legitimate, or well-founded, often in contexts such as arguments, documents, or claims. Example: "The committee found the proposal to be valid and worthy of further consideration."
✓ Grammatically correct
News & Media
Formal & Business
Lifestyle
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
"Tickets are valid on all other routes into London and Southern passengers are advised to avoid travelling through Clapham Junction, which is very busy.
News & Media
There are many other different and valid approaches, which you can check out here.
News & Media
"The court held that, in their operation with respect to the challenged funding agreement and the challenged payments made under that agreement, none of the challenged provisions is a valid law of the commonwealth," the high court said in a judgment summary.
News & Media
The saving is valid on annual and single trip policies – quote JAN20 to claim your discount.
News & Media
The letter stated that unless she had paper evidence of payment the fine would be valid.
News & Media
He was staggered at the bill, because there was a valid disc in the window.
News & Media
"We asked for a valid sample," Wilson said, adding the department had asked for results from both single and dual parent families.
News & Media
For example, Mellis was advised that in their case, the "power of attorney" they signed, to give the lawyer in Cyprus the power to act on their behalf, was not valid as two of the four buyers were not present and have never been to Cyprus.
News & Media
Related: Charlie Hebdo saw that free speech is for all | Letters Such valid reservations do not render freedom of expression an entirely compromised or broken ideal.
News & Media
"Most of this has been known if not for at least a few months, then some years now, and people I think are able to make a valid and useful contribution in the next six weeks".
News & Media
Diana, Princess of Wales, was an early advocate of the adoption of eastern costume, taking her cue from her close friend Jemima Goldsmith, who had more valid reasons to wear the shalwar kameez when she married Imran Khan, the former Pakistan cricket captain turned politician, and converted to Islam.
News & Media
Expert writing Tips
Best practice
When using "valid" to describe an argument or claim, ensure that you can clearly articulate the reasons or evidence that support its validity.
Common error
While "valid" is appropriate in formal settings, consider using more casual alternatives like "true" or "real" in informal conversation to avoid sounding overly formal.
Source & Trust
94%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The adjective "valid" primarily functions to describe something as being well-founded, justifiable, or legally acceptable. Ludwig AI's analysis confirms that it often qualifies nouns, indicating that they meet certain criteria or standards. Examples show it describing documents, arguments, and claims.
Frequent in
News & Media
60%
Formal & Business
20%
Lifestyle
10%
Less common in
Science
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, the adjective "valid" is a versatile term used to describe something that is well-founded, justifiable, or legally acceptable. Ludwig AI confirms it's grammatically correct and commonly used, particularly in formal contexts such as news, business, and legal settings. When choosing alternatives, consider the specific nuance you want to convey, opting for terms like "legitimate", "authentic", or "sound" based on the context. While its frequent use across authoritative sources makes it a reliable choice, avoid overuse in informal settings to maintain a natural tone. The analysis emphasizes its importance in affirming the legitimacy and correctness, making it essential to ensure clarity and precision in communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Legitimate
Emphasizes conformity to the law or to accepted rules and standards.
Authentic
Highlights genuineness and lack of fabrication.
Sound
Suggests reliability and a firm basis in logic or fact.
Justifiable
Indicates that something can be defended with good reasons.
Well-founded
Implies having a solid basis or foundation.
Proper
Refers to something that is appropriate or correct according to rules or standards.
Acceptable
Suggests that something meets a certain standard or requirement.
Admissible
Specifically refers to evidence that is allowed in a legal context.
Permissible
Indicates that something is allowed but not necessarily ideal.
Applicable
Focuses on relevance and suitability to a particular situation.
FAQs
How can I use "valid" in a sentence?
You can use "valid" to describe something that is well-founded, justifiable, or legally acceptable. For example, "The driver's license was "valid" until next year."
What can I say instead of "valid"?
You can use alternatives like "legitimate", "sound", or "justifiable" depending on the context.
Which is correct, "valid" or "invalid"?
"Valid" and "invalid" are antonyms. "Valid" means something is well-founded or acceptable, while "invalid" means it is not. Use the appropriate term based on whether something meets the required criteria.
What's the difference between "valid" and "authentic"?
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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
4.5/5
Expert rating
Real-world application tested