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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
optional reading
Grammar usage guide and real-world examplesUSAGE SUMMARY
"optional reading" is correct and usable in written English.
You can use it when you are referring to an activity or material which someone can read or study if they choose to, but which is not required or necessary. For example: "In addition to the required course work, students have the option of doing some optional reading for extra credit."
✓ Grammatically correct
Academia
News & Media
Science
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
17 human-written examples
This material, designated as "10e" in the schedule, will therefore be considered optional reading.
Academia
This isn't optional reading.
News & Media
Optional reading will be provided.
The following books are recommended as optional reading.
Academia
We'll post additional optional reading as the course progresses.
Academia
Section 4 is optional reading, but good reading.
Human-verified similar examples from authoritative sources
Similar Expressions
43 human-written examples
Optional: Read the Wikipedia page on latent semantic analysis.
Optional: Read the Wikipedia page on the bias-variance trade-off.
It's like when teachers assign homework in class and say, "It would be really good for your learning if you all did this, but it's optional!" Read: we're not going to do it.
News & Media
All available fields, such as BAM/SAM optional read attributes, for example, can then be accessed and modified from within Pig.
Science
And optional read receipts (so you know if someone has actually read your message).
News & Media
Expert writing Tips
Best practice
When offering "optional reading", briefly explain its relevance to the main topic to encourage engagement.
Common error
Avoid implying that "optional reading" is unimportant. Instead, frame it as a valuable resource for those who want to deepen their knowledge.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "optional reading" functions as an adjective-noun combination. The adjective "optional" modifies the noun "reading", indicating that the reading material is not compulsory. As Ludwig AI explains, this phrase suggests supplementary content.
Frequent in
Academia
53%
News & Media
29%
Science
18%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "optional reading" is a grammatically correct and commonly used phrase that indicates reading material is not required but is available for further learning. As Ludwig AI confirms, its use spans across academia, news, and scientific domains. While not mandatory, "optional reading" can provide valuable insights and is best presented with clear context and relevance. Alternatives like "supplementary material" and "recommended reading list" offer similar meanings. Remember to frame these readings as beneficial rather than unnecessary.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
elective readings
Indicates readings that are chosen rather than prescribed.
non-compulsory texts
Directly states that the texts are not required.
recommended reading list
Suggests a list of readings that are advisable but not compulsory.
suggested texts
Implies a selection of texts that are proposed but not mandated.
supplementary material
Focuses on providing additional resources, differing from just reading.
voluntary study material
Highlights the voluntary nature of the study material.
additional resources
Emphasizes resources beyond the required material, not exclusively reading.
enrichment resources
Focuses on resources that enhance understanding, broader than reading alone.
extra study materials
Highlights materials for additional study, not limited to reading.
background information
Suggests reading for context and supplementary knowledge.
FAQs
How can I effectively incorporate "optional reading" into a syllabus?
Clearly label the section as "Optional Reading" and briefly describe the benefits or relevance of each item to the course content. This encourages students to engage with the material without feeling obligated.
What are some alternatives to using the phrase "optional reading"?
You can use alternatives like "supplementary material", "recommended reading list", or "suggested texts" to convey a similar meaning.
Is it appropriate to include "optional reading" in a professional document?
Yes, using "optional reading" is perfectly acceptable in professional contexts, such as training manuals or reports, to indicate additional resources for those who wish to explore the topic further.
How does "optional reading" differ from "required reading"?
"Optional reading" indicates that the material is not mandatory and will not be directly assessed, while "required reading" is essential for the course or task and may be part of evaluations.
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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
4.5/5
Expert rating
Real-world application tested