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
has become obsolete
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "has become obsolete" is correct and usable in written English.
It can be used to indicate that something is no longer in use or relevant due to changes in technology, society, or other factors. Example: "With the rise of smartphones, the traditional flip phone has become obsolete."
✓ Grammatically correct
News & Media
Encyclopedias
Science
Academia
Alternative expressions(20)
is a thing of the past
has become automatic
not required anymore
surplus to requirements
not need anymore
has become lonely
not necessary
outdated
not needed yet
not required from now on
dispensable
has become political
dispensed with
have become obsolete
not needed anymore
no longer useful
is out of date
no longer necessary to
no longer need
no need anymore
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
58 human-written examples
Faro, at one time the principal gambling game in the United States, has become obsolete.
Encyclopedias
Your unit (see Type list above) has become obsolete since purchase date.
News & Media
The truth is that the very business model of academic publishing has become obsolete.
News & Media
"Tramless Days on Roosevelt Island" (news article, Jan . 29 wrongly suggests the tram has become obsolete.
News & Media
"The idea of a Shiite crescent in the region has become obsolete," says Hassan Hassan, an Abu Dhabi-based analyst.
News & Media
The idea of producing something for fun or pleasure or the creation of beauty has become obsolete.
News & Media
I think what has happened is that the English have just noticed that the sword has become obsolete".
News & Media
That change, he said, is partly because the old precinct-captain model of reaching voters has become obsolete.
News & Media
In her provocative Anti_Fashion manifesto, she outlined 10 reasons why the "fashion process", as she called it, has become obsolete.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
2 human-written examples
HPTs, and toads, had become obsolete.
News & Media
Old-school dating notions have become obsolete.
News & Media
Expert writing Tips
Best practice
When using the phrase "has become obsolete", ensure that the context clearly indicates what specific changes or advancements have rendered the subject outdated. Provide specific examples when possible to enhance clarity.
Common error
Avoid declaring something "has become obsolete" simply because it is less popular. Ensure genuine obsolescence, where something is no longer usable or relevant due to advancements or changes, not just a decline in preference.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has become obsolete" functions as a predicate in a sentence, indicating that a subject is no longer in use or relevant. It's a descriptive phrase, as confirmed by Ludwig AI, that explains the current state of something in relation to time and progress.
Frequent in
News & Media
39%
Science
21%
Academia
17%
Less common in
Encyclopedias
13%
Formal & Business
7%
Reference
3%
Ludwig's WRAP-UP
In summary, "has become obsolete" is a commonly used phrase to indicate that something is no longer in use or relevant due to technological advancements, societal shifts, or other factors. As confirmed by Ludwig AI, it is grammatically correct and widely used across various reputable sources, particularly in News & Media, Science, and Academia. When using this phrase, it is essential to provide context and specific examples to enhance clarity and avoid overstating obsolescence. Alternative phrases like "is no longer relevant" or "is out of date" can be used to convey similar meanings, depending on the specific nuance you want to emphasize.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is no longer in use
Replaces "has become obsolete" with a more straightforward description of disuse.
is no longer relevant
Highlights the lack of current importance or applicability.
is out of date
Focuses on the aspect of being outdated rather than completely unusable.
is outdated
A simpler, adjectival form expressing the same concept of being past its prime.
has fallen into disuse
Indicates a gradual decline in usage over time.
is a thing of the past
Emphasizes that something belongs to a previous time, implying irrelevance.
is superseded
Suggests that something has been replaced by something better or more effective.
is archaic
Emphasizes the old-fashioned and outdated nature of something.
is passé
A French term indicating that something is no longer fashionable or current.
is defunct
Indicates that something is no longer functioning or in existence.
FAQs
How can I use "has become obsolete" in a sentence?
Use "has become obsolete" to describe something that is no longer used because something newer exists, for example: "With the advent of smartphones, landline phones "have become obsolete"".
What are some alternatives to "has become obsolete"?
You can use phrases like "is out of date", "is no longer relevant", or "is a thing of the past" as alternatives to "has become obsolete" depending on the specific nuance you want to convey.
Is it correct to say "has become obsolete"?
Yes, "has become obsolete" is grammatically correct and widely used. Ludwig AI confirms its validity and provides numerous examples of its usage in reputable sources.
What's the difference between "has become obsolete" and "is outdated"?
"Has become obsolete" implies something is no longer usable or relevant, while "is outdated" simply means something is old and may still be functional but less efficient or desirable. The degree of being 'unusable' differentiates the two.
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
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested