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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
were obsolete
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "were obsolete" is correct and usable in written English.
It can be used to indicate that something was no longer in use or relevant in the past. Example: "Many technologies from the early 2000s were obsolete by the time the new decade began."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Wiki
Alternative expressions(4)
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
"But those plants were obsolete.
News & Media
But niceties like that were obsolete.
News & Media
The marketing hook was that meals were obsolete.
News & Media
"Most of them were obsolete computer manuals written in English.
News & Media
Tellem told The San Francisco Chronicle those negotiations were obsolete.
News & Media
But the union hedged because water experts said such schemes were obsolete and inefficient.
News & Media
Superskyscrapers were obsolete long before Sept. 11, as outmoded as tail fins on cars.
News & Media
Mr. Hirsch said the current regulations were obsolete long before Sept. 11.
News & Media
Cuba's government said they were "obsolete defensive weapons" being sent for repair.
News & Media
On the other hand, he omitted laws that were obsolete or otherwise lacking in authority.
Encyclopedias
In reassessing the modern car, BMW concluded that things like the ignition key and floor shifter were obsolete.
News & Media
Expert writing Tips
Best practice
When describing the reason something "were obsolete", provide specific context about what replaced it or why it became irrelevant. For example: "These tactics were obsolete, replaced by more sophisticated strategies."
Common error
Avoid using "were obsolete" without explaining why something became obsolete. Simply stating that something was obsolete can leave the reader wondering what superseded it or what led to its disuse. Add specifics to improve clarity.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "were obsolete" functions as a predicate adjective, describing the state of a noun in the past. It indicates that the noun was no longer in use or relevant. Ludwig shows its function in examples like "those plants were obsolete" or "the current regulations were obsolete".
Frequent in
News & Media
68%
Wiki
13%
Science
7%
Less common in
Encyclopedias
3%
Formal & Business
3%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "were obsolete" is a grammatically sound and frequently used expression indicating that something was no longer in use or relevant in the past. According to Ludwig, this phrase commonly appears in News & Media, Wiki and Scientific contexts. When using "were obsolete", provide context about what replaced the subject or why it became irrelevant for better clarity. Alternatives include "had become outdated" or "were no longer in use". Given its correctness and common usage, "were obsolete" is a valuable addition to one's vocabulary.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
had become outdated
Replaces "were obsolete" with a more direct synonym, focusing on the state of being out of date.
were no longer in use
Explains the state of being obsolete by stating the absence of usage.
were out of date
Similar to "had become outdated", emphasizes the dated nature.
had fallen into disuse
Highlights the process of something becoming no longer used.
were superseded
Indicates replacement by something newer or better.
were antiquated
Focuses on the old-fashioned character of something obsolete.
were a thing of the past
More idiomatic way of saying something is no longer relevant or current.
were outmoded
Emphasizes the lack of modernity.
were surpassed
Suggests having been outdone or exceeded.
were discontinued
Focuses on the cessation of production or use.
FAQs
How can I use "were obsolete" in a sentence?
The phrase "were obsolete" is used to indicate that something was no longer in use or relevant at a particular time in the past. For example, "Many technologies from the early 2000s "were obsolete" by the time the new decade began."
What's the difference between "were obsolete" and "were outdated"?
While both phrases mean something is no longer current, "were obsolete" often implies a complete replacement or cessation of use, whereas "were outdated" suggests something is simply less effective or modern but may still be in use.
What can I say instead of "were obsolete"?
You can use alternatives like "had become outdated", "were no longer in use", or "were out of date" depending on the context.
Is it correct to say "became obsolete" instead of "were obsolete"?
Yes, "became obsolete" is a perfectly valid alternative. "Were obsolete" describes a state of being, while "became obsolete" describes the transition into that state.
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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
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested