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
as described by
Grammar usage guide and real-world examplesUSAGE SUMMARY
"as described by" is correct and usable in written English.
You can use it when you want to indicate that someone else has already provided information about a particular thing. For example, "The killer was identified as described by witnesses at the scene".
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(20)
is equivalent to
in the wishes of
rapidly thereafter
for the immediate future
Very soon
somewhere later
one week before
at the early time
in the next weeks
during the previous years
it is important to remember
not yet completed
to avoid disruption
in accordance with direction from
a couple of books before
if not soon
in two days
as excellent as
in a flash
as instructed by the directive
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
The PR ratio method is as described by [43].
Science
Detection of was as described by [ 49].
Science
The plot, as described by federal prosecutors, was truly international.
News & Media
As described by Moyle, his technique had a punk irreverence.
News & Media
They're both me, as described by commenters on this blog.
News & Media
As described by Rodner et al.
107Cd was produced as described by Fujimaki et al. (2010).
Science
On the other hand, as described by Gusman et al.
Science
LECS was performed as described by Hiki et al. [1].
Science
Spheroplasts were prepared as described by Kikuchi et al. (2015).
Science
Electrical conductivity (EC) was measured as described by Rhoades (1996).
Expert writing Tips
Best practice
When using "as described by", ensure that the source you are referencing is credible and relevant to your context. This adds authority to your statement and helps the reader understand the basis of your information.
Common error
Avoid overuse of "as described by" in a way that makes your writing passive or vague. Be direct when possible: instead of "The process was implemented as described by Smith", try "Smith implemented the process using these steps."
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as described by" functions as a prepositional phrase used to attribute information, methodologies, or observations to a specific source. It signals that the subsequent statement is based on someone else's account, explanation, or instructions. As seen in Ludwig, this phrase often introduces a citation or reference.
Frequent in
Science
78%
News & Media
12%
Formal & Business
10%
Less common in
Reference
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "as described by" is a versatile prepositional phrase used to attribute information to a source, lending credibility and context to your statements. Ludwig AI confirms its correctness in written English. While common across various domains, it's predominantly found in scientific and academic writing. Alternatives include "according to" and "as stated by". When using it, ensure your source is credible and avoid over-reliance to prevent passive writing. Remember to cite your source properly following "as described by".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
as stated by
This emphasizes the act of stating or declaring something, often carrying a more formal tone. This alternative is very similar to the original.
according to
This is a shorter, more direct way of attributing information to a source. The degree of semantic transform is medium.
explained by
This emphasizes the act of clarifying or making something understandable by a source. The degree of semantic transform is low.
outlined by
This suggests a structured or systematic presentation of information by a particular source. The degree of semantic transform is low.
specified by
This highlights the act of explicitly stating or defining something by a source. The degree of semantic transform is low.
detailed by
This indicates that the information is provided with a high level of specificity and thoroughness by a given source. The degree of semantic transform is low.
in the words of
This suggests a direct quotation or close paraphrasing of someone's original expression. The degree of semantic transform is low.
indicated by
This implies that something serves as a sign or evidence, according to a particular source. The degree of semantic transform is low.
reported by
This is suitable when the information comes from a report or documented source. The degree of semantic transform is medium.
mentioned by
This suggests a brief or incidental reference to something by a source. The degree of semantic transform is medium.
FAQs
How can I use "as described by" in a sentence?
Use "as described by" to attribute information, methods, or observations to a specific source. For example, "The procedure was performed "as described by Smith" in his 2010 paper."
What are some alternatives to using "as described by"?
Depending on the context, you can use alternatives like "according to", "as stated by", or "in the words of" to attribute information to a source.
Is it better to paraphrase or directly quote when using "as described by"?
It depends on your purpose. If the original wording is crucial, use a direct quote. If you need to simplify or summarize, paraphrase while still attributing the information with "as described by".
How do I cite a source after using "as described by"?
After using "as described by", include a citation in parentheses or a footnote. For example, "The method was used "as described by Jones" (2005)."
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested