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
were cleaned
Grammar usage guide and real-world examplesUSAGE SUMMARY
"were cleaned" is a grammatically correct and commonly used phrase in written English.
You can use it to describe something that has been cleaned or to express an action that was performed in the past. Example: "The dishes were cleaned by the dishwasher." In this sentence, "were cleaned" indicates that the action of cleaning the dishes had already been completed in the past.
✓ Grammatically correct
Science
News & Media
Alternative expressions(1)
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
Courtyards were cleaned and landscaped.
News & Media
The intestines were cleaned and stuffed.
News & Media
The machines in these plans were cleaned with air blowers.
News & Media
Thousands of toxic-waste sites and landfills were cleaned up.
News & Media
All these were cleaned up for the website version.
News & Media
Quickly, the drains were cleaned and the sewers fixed.
News & Media
Places that were cleaned up were mostly rubble stacked up.
News & Media
Old doors and windows were cleaned up and reinstalled throughout.
News & Media
Stalls and bunks were cleaned daily.
Science
They were cleaned with distilled water.
Science
Si substrates were cleaned by standard processes.
Science
Expert writing Tips
Best practice
When using "were cleaned", ensure the subject is plural and the context clearly indicates what or who performed the cleaning action, even if it's implied.
Common error
Avoid using "were cleaned" with a singular subject; instead, use "was cleaned". For example, it's incorrect to say "The room were cleaned"; the correct form is "The room was cleaned".
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "were cleaned" functions as a passive voice construction indicating that the subject received the action of cleaning. Ludwig AI confirms this usage, and examples show it frequently describing objects or spaces that underwent a cleaning process.
Frequent in
Science
66%
News & Media
30%
Wiki
4%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "were cleaned" is a grammatically sound and frequently used passive construction indicating that a plural subject has undergone a cleaning process. Ludwig AI highlights its commonality across diverse sources, particularly in scientific and news contexts. When employing this phrase, ensure subject-verb agreement, and consider context-appropriate alternatives like "had been sanitized" or "had been purified" depending on the desired emphasis. The phrase is generally neutral in register and serves to communicate a completed action with focus on the result.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
had been sanitized
Emphasizes disinfection rather than just removal of dirt.
had been purified
Focuses on removing impurities, often in a more technical or scientific context.
had been disinfected
Highlights the elimination of harmful microorganisms.
had been cleared
Suggests removal of obstructions or unwanted items.
had undergone cleaning
Highlights the process of cleaning, rather than the state of being clean.
were made spotless
Emphasizes the result of the cleaning process, suggesting a high level of cleanliness.
were scrubbed
Specifies the cleaning method, implying a thorough and forceful cleaning action.
were washed
Suggests cleaning with water, which may not always be the method used for cleaning in all contexts.
were tidied up
Implies making something neater and more organized, which may not necessarily involve cleaning in the strict sense.
were wiped down
Suggests a quick surface cleaning, rather than a thorough cleaning.
FAQs
How can I use "were cleaned" in a sentence?
Use "were cleaned" to describe something plural that has been subjected to a cleaning process. For example, "The windows "were cleaned" this morning".
What's a good alternative to using "were cleaned"?
Depending on the specific context, you could use phrases like "had been sanitized", "had been purified", or "had been cleared".
Is it ever incorrect to use "were cleaned"?
Yes, using "were cleaned" with a singular subject is grammatically incorrect. The correct form for a singular subject is "was cleaned". It's also important to ensure the context matches the passive voice.
What is the difference between "were cleaned" and "are cleaned"?
"Were cleaned" indicates a past action, while "are cleaned" suggests a present or ongoing action. For instance, "The floors "were cleaned" yesterday" (past) versus "The floors "are cleaned" daily" (present).
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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
4.5/5
Expert rating
Real-world application tested