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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
constant sources of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "constant sources of" is correct and usable in written English.
It can be used to describe things that consistently provide or generate something, such as information, inspiration, or energy. Example: "The internet and social media are constant sources of information and entertainment for many people."
✓ Grammatically correct
Science
News & Media
Alternative expressions(3)
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
8 human-written examples
"Paintings, art, science, reading, movies and traveling are constant sources of inspiration," Barbieri says.
News & Media
Interviews with officials of the nongovernmental groups and a review of diplomatic cables obtained by WikiLeaks show that the democracy programs were constant sources of tension between the United States and many Arab governments.
News & Media
Though Wallick's first year of travel only took her through North America and the UK, the locations she witnessed and people she befriended along the way served as constant sources of inspiration and comfort.
News & Media
As viticulture represents constant sources of new alien populations, this phenomenon concerns European vineyards near to alluvial ecosystems.
Science
The heart requires constant sources of energy mostly from free fatty acids (FFA) and glucose.
Science
Because patients with MDR-TB do not respond to treatment, they may serve as constant sources of transmission.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
They are a constant source of inspiration".
News & Media
6/10 Don Cowie A constant source of creativity.
News & Media
Money is a constant source of stress.
News & Media
Nixon was a constant source of puzzlement.
News & Media
"Elefriends has been a constant source of support for me.
News & Media
Expert writing Tips
Best practice
When using "constant sources of", ensure that the sources truly provide a continuous and reliable output. Avoid using it for intermittent or sporadic contributions.
Common error
Avoid using "constant sources of" to describe situations where the sources are merely frequent but not genuinely continuous. Use alternatives like "frequent sources of" or "recurring sources of" if the provision isn't truly uninterrupted.
Source & Trust
91%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "constant sources of" functions as a noun phrase, often acting as a subject complement or object in a sentence. It identifies elements that serve as ongoing providers of something, as demonstrated by Ludwig's examples related to inspiration or energy.
Frequent in
News & Media
33%
Science
50%
Encyclopedias
17%
Less common in
Formal & Business
0%
Wiki
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "constant sources of" is grammatically correct and serves to describe elements that provide a continuous and reliable supply or origin. As demonstrated by Ludwig, it finds usage primarily in scientific and news contexts. When choosing this expression, ensure the source is truly uninterrupted and consistent; otherwise, consider alternatives such as "frequent sources of". Overall, its use is appropriate in both neutral and formal communications, highlighting its versatility and precision.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
steady streams of
This emphasizes a consistent and reliable flow, rather than necessarily a "source".
reliable origins of
Focuses on the dependability of the starting point rather than the continuity.
perpetual providers of
Highlights continuous supplying, possibly implying less variability.
unending generators of
Emphasizes the continuous creation or production of something.
consistent suppliers of
Implies a dependable and regular supply, often in a business context.
habitual producers of
Highlights routine production, suitable for contexts involving manufacturing or repetitive actions.
recurrent causes of
Focuses on the repeated instigation or reason behind something.
unfailing fountains of
Metaphorically conveys an abundant and reliable supply, typically of intangible things like inspiration.
never-ending reservoirs of
Suggests a vast and continuous supply, like a large storage.
enduring generators of
Emphasizes the long-lasting nature of the generation process.
FAQs
How can I use "constant sources of" in a sentence?
You can use "constant sources of" to describe something that continually provides or generates something, such as, "The internet and social media are "constant sources of" information".
What are some alternatives to "constant sources of"?
Alternatives include "steady streams of", "reliable origins of", or "perpetual providers of", depending on the specific nuance you want to convey.
Is it appropriate to use "constant sources of" in formal writing?
Yes, "constant sources of" is appropriate for formal writing, particularly when describing something that reliably and continuously provides a specific output or input. However, ensure the context aligns with the formal tone.
What's the difference between "constant sources of" and "frequent sources of"?
"Constant sources of" implies a continuous and uninterrupted provision, whereas "frequent sources of" suggests that something provides it often but not necessarily without breaks or interruptions.
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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
91%
Authority and reliability
4.1/5
Expert rating
Real-world application tested