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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 used as
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "were used as" is correct and usable in written English.
This phrase is typically used when describing how something was used in the past. Example: Exotic spices were used as currency during the 15th century.
✓ Grammatically correct
Science
News & Media
Encyclopedias
Wiki
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
Several dummies were used as well.
Wiki
Three women were used as bait.
News & Media
Similar pieces were used as corner bookcases.
Encyclopedias
Clamshell beads were used as currency.
Encyclopedias
were used as received.
Science
Additional studies were used as indicated.
Academia
Other buildings were used as storage.
Wiki
Tombstones were used as building materials.
News & Media
were used as controls.
Science
were used as descriptive statistics.
Science
Isotypes were used as controls.
Science
Expert writing Tips
Best practice
When using "were used as", ensure the sentence clearly indicates both the original item and its purpose or role. For instance, "Clamshell beads were used as currency" is clearer than "Clamshell beads were used."
Common error
Avoid using "were used as" without clearly specifying what was used and for what purpose. Lack of context can confuse the reader. Always provide enough information to make the sentence meaningful.
Source & Trust
85%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "were used as" functions as a passive construction indicating the utilization of something for a specific purpose or role in the past. Ludwig AI confirms its correctness and usability in written English.
Frequent in
Science
48%
News & Media
10%
Encyclopedias
5%
Less common in
Wiki
5%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "were used as" is a grammatically sound and frequently employed passive construction to denote the past utilization of something for a particular role or purpose. As Ludwig AI confirms, it is appropriate for various contexts, particularly in scientific, news-related and encyclopedic domains. When using this phrase, clarity is key: ensure that both the subject and its function are explicitly stated to avoid ambiguity. Alternatives such as "served as" or "functioned as" can offer subtle variations in meaning. By paying attention to context and ensuring clarity, writers can effectively leverage "were used as" to communicate effectively.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
served as
This alternative emphasizes the function or purpose fulfilled.
functioned as
Highlights the role or operation of something.
were employed as
Focuses on the act of utilizing something for a specific purpose.
were utilized as
Similar to 'were employed as' but can suggest a more formal or technical context.
acted as
This alternative emphasizes the role or function performed.
were considered as
Focuses on the perception or classification of something.
were designed as
Highlights the intended purpose or function from the outset.
were intended as
Similar to 'were designed as' but can also imply a less certain outcome.
were implemented as
Focuses on the practical application or execution of something.
were adopted as
Emphasizes the process of accepting or choosing something for a particular use.
FAQs
How can I use "were used as" in a sentence?
Use "were used as" to describe a past function or purpose of something. For example, "Tombstones "were used as" building materials."
What are some alternatives to "were used as"?
Alternatives include "served as", "functioned as", or "acted as", depending on the specific nuance you want to convey.
Is it correct to say "was used as" instead of "were used as"?
Use "was used as" for singular subjects (e.g., "The tool was used as a lever"), and "were used as" for plural subjects (e.g., "The tools were used as levers").
What is the difference between "were used as" and "were considered as"?
"Were used as" indicates an actual function or purpose, while "were considered as" indicates a perception or classification. For example, "Clamshell beads "were used as" currency" means they functioned as money. "Those actions "were considered as" acts of defiance" means they were perceived that way.
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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
85%
Authority and reliability
4.6/5
Expert rating
Real-world application tested