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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
this is probably because
Grammar usage guide and real-world examplesUSAGE SUMMARY
"this is probably because" is a correct and usable phrase in written English.
You can use it in a sentence to suggest a reason for something. For example: "Matilda seemed unhappy with the decision; this is probably because she had expected a different outcome."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
this is likely due to
this could be attributed to
a potential explanation is that
this can be attributed to
this is certainly because
this is possibly a result of
one possible reason is
this is apparently because
this is maybe because
this is perhaps because
this is surely because
this is arguably because
this is undoubtedly because
this is better because
this is really because
this is obviously because
this is presumably because
this is doubtless because
this is evidently because
this is potentially because
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
This is probably because they remain contentious.
News & Media
This is probably because the height is slightly wrong.
This is probably because of a combination of factors.
News & Media
This is probably because of a highly incomplete fossil record.
Encyclopedias
This is probably because he really, really has.
News & Media
This is probably because of decohesion at boundaries with a thick liquid phase.
Science
This is probably because the bis-amino silane film tends to be positively charged.
Science
This is probably because N doping reduces residual stress and thus makes film dense and smooth.
This is probably because the interfacial dissociation processes are hydration dependent.
Science
This is probably because of the rapid binding of dinuclear cationic complexes to DNA.
This is probably because the β-TCP/ECM has different binding mechanisms with BMP-2.
Science
Expert writing Tips
Best practice
Use "this is probably because" to introduce a likely, but not definitively proven, explanation. Avoid using it when you have concrete evidence.
Common error
Avoid using "this is probably because" when a more definitive causal link is known. Using it in such cases can undermine the strength of your argument.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "this is probably because" is to serve as a causal connector, linking a statement with its likely explanation or cause. It introduces a reason that is considered probable but not definitively proven, as supported by Ludwig examples.
Frequent in
Science
45%
News & Media
30%
Academia
20%
Less common in
Formal & Business
3%
Encyclopedias
1%
Wiki
1%
Ludwig's WRAP-UP
In summary, "this is probably because" functions as a causal connector, introducing a likely, but not definitively proven, explanation. As Ludwig AI confirms, it is grammatically correct and widely used. While prevalent in science, news, and academic contexts, more formal settings may benefit from alternatives for increased precision. When using this phrase, ensure it aligns with the level of certainty and avoid overstating claims when definitive evidence exists.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
this is likely due to
Replaces "probably" with "likely" and "because" with "due to", maintaining a similar level of certainty.
this may well be because
Replaces "probably" with "may well be" to soften the assertion.
this is possibly a result of
Uses "possibly" instead of "probably" to indicate a lower degree of certainty and "a result of" instead of "because".
the reason for this is likely
Rephrases to highlight the "reason" explicitly, using "likely" instead of "probably".
this is conceivably because
Replaces "probably" with "conceivably", indicating something is within the realm of possibility.
it's probable that this stems from
Changes the structure and vocabulary to "it's probable that this stems from", offering a more formal tone.
this could be attributed to
Introduces a more formal and analytical tone, suggesting an attribution of cause.
a potential explanation is that
Focuses on providing an "explanation" with a slightly more tentative tone.
one possible reason is
Introduces a single "possible reason", implying there could be others.
the underlying cause might be
Highlights the "underlying cause", suggesting a deeper analysis.
FAQs
How can I use "this is probably because" in a sentence?
Use "this is probably because" to introduce a likely explanation or reason for a situation or observation. For instance, "The experiment failed; "this is probably because" of a calibration error."
What are some alternatives to "this is probably because"?
You can use alternatives like "this is likely due to", "this could be attributed to", or "a potential explanation is that" depending on the context and level of certainty you want to convey.
Is it appropriate to use "this is probably because" in formal writing?
While acceptable, "this is probably because" might be perceived as slightly informal in very formal or academic writing. Consider using more precise alternatives like "this is likely due to" or "this can be attributed to" for a more authoritative tone.
What's the difference between "this is probably because" and "this is certainly because"?
"This is probably because" indicates a likely explanation, while "this is certainly because" suggests a definite and confirmed reason. Use "this is certainly because" only when you have solid evidence to support the claim.
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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