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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
cast in stone
Grammar usage guide and real-world examplesUSAGE SUMMARY
"cast in stone" is a correct and usable phrase in written English.
You can use it when you want to describe something that is so definite and certain that it cannot be changed. For example: "The date for the event has been cast in stone; it will definitely be held on July 4th."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
57 human-written examples
But these predispositions aren't cast in stone.
News & Media
Some decisions are cast in stone.
News & Media
Everybody agrees that nothing is cast in stone yet.
News & Media
I don't think anything is cast in stone.
News & Media
He said: "That is not cast in stone.
News & Media
"It's not cast in stone yet, but Rassoul seems to be the most likely scenario".
News & Media
Second, who's to say that the bipolar pattern of British politics is cast in stone?
News & Media
Mr. Tyson defended the N.H.T.S.A. program, but said it was not cast in stone.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
3 human-written examples
So far, the literature has not been able to provide any cast-in-stone definition or measurement that is all encompassing in explaining environmental consciousness.
"We really don't want this to be a static, cast-in-stone framework," said Schnipper.
News & Media
Sculpture is Shai's forte, and a cast-in-stone torso of "Mother and Child" is a modest $195.
News & Media
Expert writing Tips
Best practice
Use "cast in stone" to emphasize the finality and unchangeable nature of a decision, plan, or rule. It adds a strong sense of permanence.
Common error
Avoid using "cast in stone" when describing something that is still evolving or subject to modification. It implies a level of rigidity that may not be accurate.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "cast in stone" functions as an idiomatic expression. Ludwig and its examples show that it's primarily used to emphasize the permanence and unchangeability of something, such as a decision or a plan.
Frequent in
News & Media
64%
Science
16%
Formal & Business
8%
Less common in
Academia
4%
Wiki
4%
Reference
0%
Ludwig's WRAP-UP
In summary, "cast in stone" is a common idiomatic phrase used to indicate that something is permanent and unchangeable. As Ludwig confirms, this phrase is grammatically correct and appears frequently in news and media, as well as scientific and formal business contexts. While it can be used across different registers, it's essential to use it accurately to convey finality and avoid misinterpretations. Alternatives include "set in stone" and "written in stone", which share a similar meaning.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
set in stone
This alternative directly replaces "cast" with "set", maintaining the imagery and meaning of being unchangeable.
carved in stone
Synonymous with "cast in stone", emphasizing permanence and difficulty to alter.
etched in stone
Conveys a sense of deep and lasting inscription, making change improbable.
written in stone
This emphasizes the idea of a permanent record that cannot be altered.
unalterable
This is a more formal and direct way of saying something cannot be changed.
immutable
Similar to "unalterable", this term suggests a fixed and permanent state.
irrevocable
Indicates that a decision or action cannot be taken back or reversed.
definitively decided
Focuses on the decision-making aspect, highlighting that a final choice has been made.
not subject to change
A straightforward expression that emphasizes the lack of flexibility.
firmly established
Suggests a solid foundation and a resistance to alteration.
FAQs
What does it mean when something is described as "cast in stone"?
When something is described as "cast in stone", it means it is fixed, unchangeable, and permanent. The phrase suggests that a decision, plan, or rule is final and cannot be altered.
What are some alternatives to saying "cast in stone"?
You can use alternatives such as "set in stone", "written in stone", or "unalterable" depending on the context.
Is it appropriate to use "cast in stone" in a formal setting?
Yes, "cast in stone" can be used in formal settings to emphasize the finality of a decision or agreement. However, be mindful of the audience and ensure the idiom is appropriate for the context.
How to use "cast in stone" in a sentence?
You can use "cast in stone" like this: "The project's deadline is set in stone and cannot be extended."
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested