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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
roughly speaking
Grammar usage guide and real-world examplesUSAGE SUMMARY
"roughly speaking" is correct and usable in written English.
It can be used to describe something in a summary or general way, or to express something that is not completely certain. For example: "Roughly speaking, our budget for the project should be around $10,000."
✓ Grammatically correct
News & Media
Science
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
Roughly speaking".
News & Media
Roughly speaking, it still is.
News & Media
"I mean, roughly speaking".
News & Media
Roughly speaking, 3 working lifetimes.
News & Media
'My life is roughly speaking over.
News & Media
For conservatives, roughly speaking, these behaviors cause poverty.
News & Media
Roughly speaking, dopamine is impulse; serotonin is inhibition and organization.
News & Media
The country could go, roughly speaking, in four directions.
News & Media
Voluntary debt exchanges worked, roughly speaking, with investors accepting haircuts.
News & Media
Roughly speaking, it can be divided into four parts.
News & Media
I had to write, and I was acting, roughly speaking.
News & Media
Expert writing Tips
Best practice
Use "roughly speaking" to preface a statement that is not precise but provides a general understanding. It is best used when specific details are less important than the overall concept.
Common error
Avoid using "roughly speaking" excessively within a single piece of writing. Overuse can make your writing seem less confident and more vague. Instead, vary your language with more precise terms or alternative introductory phrases.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "roughly speaking" is to serve as a discourse marker, indicating that the speaker or writer is providing an approximation or a generalization. As Ludwig AI confirms, this phrase is widely acceptable and useful in setting expectations for less precise statements.
Frequent in
Science
33%
News & Media
33%
Wiki
2%
Less common in
Formal & Business
5%
Encyclopedias
2%
Reference
0%
Ludwig's WRAP-UP
In summary, "roughly speaking" is a versatile phrase used to introduce approximations or generalizations. As Ludwig AI points out, its usage is grammatically sound and widely accepted. It functions as a discourse marker to signal that a statement should not be taken as entirely precise, but rather as a general overview. While suitable for many contexts, it is most prevalent in news and media and scientific writing. For formal settings, consider using more precise alternatives. Overusing this phrase can make your writing sound less confident, so vary your language where possible.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
loosely speaking
Emphasizes a lack of precision or strictness in the statement.
generally speaking
Indicates a broad overview without specific details.
in general terms
Suggests a simplified explanation using broad concepts.
more or less
Implies an approximation with minor variations acceptable.
approximately speaking
Highlights the use of estimation rather than exactness.
in broad strokes
Focuses on outlining the main points without intricate details.
to put it simply
Introduces a simplified explanation, often for clarity.
for the most part
Indicates that something is mainly true, but with exceptions.
on the whole
Suggests a general truth based on overall observation.
by and large
Similar to "on the whole", indicating a general statement.
FAQs
How can I use "roughly speaking" in a sentence?
Use "roughly speaking" to introduce an approximation or generalization. For instance, "Roughly speaking, the project will take about three months to complete."
What are some alternatives to "roughly speaking"?
You can use alternatives like "generally speaking", "more or less", or "in general terms" to convey a similar meaning.
Is it appropriate to use "roughly speaking" in formal writing?
While "roughly speaking" is acceptable, it is more suited for informal or neutral contexts. In highly formal writing, consider using more precise language or a phrase like "in approximate terms".
What does "roughly speaking" imply?
"Roughly speaking" implies that the statement is an approximation and may not be entirely accurate. It sets the expectation that details are being simplified for the sake of general understanding.
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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
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested