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
source further
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "source further" is not standard in written English and may cause confusion.
It could be used in contexts where one is referring to obtaining additional information or references from a source, but it is not commonly recognized. Example: "To enhance the report, we need to source further data on the subject."
Science
News & Media
Formal & Business
Alternative expressions(2)
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
24 human-written examples
But every sentence could have had a footnote, providing a source, further reading, a tangent, an explanation.
News & Media
Bob Woodward and Carl Bernstein used the title of her film as a coy moniker for their Watergate source, further imprinting it on the collective psyche.
News & Media
The cavitation source further developed along some preferable angles inside the coating [29, 30].
Supplementation of yeast extract as nitrogen source further improves the fungal growth during early phases of colonization.
Findings from the past incident data were used to create the questionnaire in order to source further data and reinforce some results.
Science
Notably, this is characteristic of secondary data regardless of its source; further investigation using primary data elicited through social media is warranted.
Human-verified similar examples from authoritative sources
Similar Expressions
36 human-written examples
More commonly found on the Mediterranean side of southern Italy around Naples, here it's sourced further south in Puglia to make an orange-zesty, box-fresh white.
News & Media
The premise of the two- (or four-) source hypothesis is basic and provides information as to literary sources; further refinement is of interest only to the specialist.
Encyclopedias
We believe that gap will persist in 2015, with IAG actively sourcing further revenue leverage from BA and Iberia, as well as ongoing synergy and targeted cost savings across fleet, labour, operations and back office.
News & Media
Kerry's attempts to broker a ceasefire in the conflict also ended in embarrassing failure – and hostile briefing against the secretary of state from Israeli sources, further infuriating the White House.
News & Media
However, for food sources further away no empirical data are available to validate model output.
Science
Expert writing Tips
Best practice
When using "source further", ensure the context clearly indicates that you are obtaining additional information or resources from a specific origin. Clarity is key, as the phrase is not universally recognized.
Common error
Avoid using "source further" when you mean to generally increase sources instead of specifically expanding on an existing one. For example, instead of "source further information", clarify the origin.
Source & Trust
82%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "source further" functions as a verb phrase, where "source" acts as a verb meaning to obtain information from a source, and "further" acts as an adverb modifying the verb to indicate additional or extended action. The purpose is to specify the obtaining of supplementary data from an existing origin.
Frequent in
Science
40%
News & Media
35%
Formal & Business
15%
Less common in
Encyclopedias
3%
Wiki
3%
Reference
4%
Ludwig's WRAP-UP
In summary, the phrase "source further" is an acceptable, though somewhat unconventional, way to describe obtaining additional information from a specific origin. Ludwig indicates it's used across a variety of sources, including scientific, news, and business contexts. While grammatically sound, its usage isn't universal, and alternative phrasings like "obtain additional information" or "gather more data" may provide greater clarity. Be sure to clearly specify the origin when using "source further" to avoid confusion. Although the phrase is not incorrect, be aware of better alternatives.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
obtain additional information from the source
Emphasizes the act of getting extra information from the specified origin.
draw more insights from the source
Focuses on extracting understanding and knowledge from the source.
gather more data from the source
Highlights the collection of data specifically from the given origin.
build upon the information from the source
Highlights the act of expanding or developing existing data from the original source.
extend the source's usage
Focuses on expanding the application or utility of the source.
exploit the source for supplementary information
Implies using the source effectively to gain additional information.
leverage the source for more insights
Suggests using the source strategically to gain deeper understanding.
derive extra benefit from the source
Focuses on gaining an added advantage or benefit from the specified origin.
mine the source for additional details
Implies a thorough search through the source to find specific details.
tap into the source for extra resources
Suggests accessing the source to gain additional resources.
FAQs
What does "source further" mean?
The phrase "source further" generally means to obtain additional information or resources from a specific source. It implies expanding on the information already available from that origin.
Is "source further" grammatically correct?
While not a standard or widely recognized phrase, "source further" is grammatically acceptable in certain contexts where the meaning is clear. However, alternative phrasings may be preferred for clarity.
What are some alternatives to "source further"?
You can use alternatives like "obtain additional information", "gather more data", or "extend the usage" depending on the context.
How can I use "source further" in a sentence?
You might say, "Findings from the past incident data were used to create the questionnaire in order to "source further" data and reinforce some results." However, consider alternatives like "obtain additional data" for improved clarity.
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
82%
Authority and reliability
3.8/5
Expert rating
Real-world application tested