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
out of date thinking
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "out of date thinking" is correct and usable in written English.
It can be used to describe ideas or beliefs that are no longer relevant or modern. Example: "The company's strategy is based on out of date thinking, which is hindering its growth in the current market."
✓ Grammatically correct
News & Media
Wiki
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 similar examples from authoritative sources
Similar Expressions
58 human-written examples
Congressman Anthony D. Weiner lit into a rival in the mayor's race yesterday, casting Fernando Ferrer's education and housing plans as out-of-date thinking that had kept the mayor's office in Republican hands for more than a decade.
News & Media
Stephen Joseph, executive director of the Campaign for Better Transport, counters that the DfT is hooked on out-of-date thinking: "What we are still battling with is a bunch of policies, design manuals and ways of thinking that are driven by 1989; that where we're going to end up is Los Angeles and that's the natural order of things.
News & Media
"The things you are seeing, to me, seem to suggest that there is some very out-of-date thinking going on there and victim blaming," Merritt told VICE News.
News & Media
For example, it's difficult to think of a "beehive" hairdo without thinking of out-of-date style that housewives wore in the 1960s.
Wiki
Out-of-date Baileys?
News & Media
They have an out-of-date one.
News & Media
The thinking seems to be: if they're going to bring back the Hammer marque, it can't feel like it's cobwebby and out-of-date.
News & Media
Hence out-of-date images are perpetuated.
News & Media
Out-of-date and problem cars.
News & Media
Avoid buying out-of-date eggs.
Wiki
Never use out-of-date gas mask.
Wiki
Expert writing Tips
Best practice
When criticizing a plan or strategy, using "out of date thinking" helps to convey that the underlying assumptions are no longer valid, making the plan ineffective.
Common error
While "out of date thinking" is acceptable, more formal phrases like "obsolete mindset" or "dated perspective" may be more appropriate in academic or business writing.
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "out of date thinking" functions as an adjective phrase modifying a noun. The adjective phrase "out of date" describes the kind of "thinking" being referred to, indicating that it's no longer current or relevant. Ludwig AI confirms the phrase is correct and usable.
Frequent in
News & Media
50%
Wiki
33%
Science
17%
Less common in
Formal & Business
0%
Encyclopedias
0%
Academia
0%
Ludwig's WRAP-UP
In summary, "out of date thinking" is a grammatically sound phrase employed to denote ideas or perspectives that have lost their relevance or currency. Ludwig AI validates its correctness and usability in written English. While it appears most frequently in news and media, its usage spans various domains. For more formal contexts, consider alternatives like "obsolete mindset". When employing "out of date thinking", writers should ensure that the critique is constructive and aims to promote updated, more relevant perspectives.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
obsolete mindset
Replaces "out of date" with "obsolete", emphasizing that the thinking is no longer in use or effective.
dated perspective
Substitutes "thinking" with "perspective", focusing on a viewpoint that is no longer current.
antiquated notions
Uses "antiquated" and "notions" to highlight that the ideas are old-fashioned and possibly unsuitable for the present.
old-fashioned beliefs
Replaces "thinking" with "beliefs", specifying that the outdated ideas are deeply held convictions.
passé ideas
Uses the French term "passé" to suggest that the ideas are no longer stylish or relevant.
stale concepts
Emphasizes that the ideas are no longer fresh or interesting.
bygone theories
Indicates that the theories belong to a past era and are no longer considered valid.
archaic wisdom
Replaces "thinking" with "wisdom", implying that the old ideas were once valued but are now obsolete.
outmoded philosophy
Substitutes "thinking" with "philosophy", focusing on a system of thought that is no longer accepted.
irrelevant viewpoints
Highlights that the viewpoints no longer apply to current situations or considerations.
FAQs
How can I use "out of date thinking" in a sentence?
You can use "out of date thinking" to describe ideas or beliefs that are no longer relevant or modern. For example: "The company's strategy is based on "out of date thinking", which is hindering its growth in the current market."
What can I say instead of "out of date thinking"?
You can use alternatives like "obsolete mindset", "dated perspective", or "antiquated notions" depending on the context.
What's the difference between "out of date thinking" and "old-fashioned beliefs"?
"Out of date thinking" generally refers to ideas or perspectives that are no longer current or relevant, while "old-fashioned beliefs" typically refers to deeply held convictions that are rooted in the past.
When is it appropriate to use "out of date thinking"?
It's appropriate to use "out of date thinking" when you want to criticize or point out that someone's ideas, plans, or strategies are based on assumptions or beliefs that are no longer valid in the current context. Always consider if a more formal alternative, like "obsolete mindset", might be a better fit for your audience.
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
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested