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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
as is speculated
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as is speculated" is correct and usable in written English.
It can be used when referring to something that is believed or thought to be true without definitive proof. Example: "The outcome of the experiment, as is speculated, may lead to significant advancements in the field."
✓ 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
4 human-written examples
Therefore, results show that there is no oxygen vacancies in nano or micron ZnO as is speculated by several researchers [16, 17].
Science
Furthermore, if fetuses grown in hyperglycemic environments are found to be prone to obesity and cardiovascular disease as is speculated by some, the IADPSG may prevent long-term morbidity in the next generation.
Science
Nonetheless, it remains possible that soluble and insoluble poly GA) oligomers also play a toxic role, as is speculated to be the case of inclusion-forming proteins, such as tau and TDP-43, in other neurodegenerative diseases.
Science
Current study design does not allow ascertainment of whether this happens at an early stage in the disease, or as a centrifugal spread in end-stage disease as is speculated for C-type BSE [ 28, 44, 45].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
There's also no jog dial as was speculated, but that's all right with me; I like my D-pad.
News & Media
After nine years and 1,447 episodes, Stephen Colbert made his last "Report" on Thursday night, not by killing off the character, as was speculated when it was announced that the Grim Reaper would be his final guest, but by becoming immortal.
News & Media
In some instances, however, the revamping does not go as far as was speculated in trade publications.
News & Media
Time Warner, CNN's parent, was so disenchanted that it was considering merging CNN with ABC News or even — as was speculated at the time — selling CNN.
News & Media
These high values of N indicate that (i) the lipid domains should include at least several spin-labeled lipid molecules and (ii) the spin-probe 5PC molecules are not excluded into domains that are different from the bulk lipid phase as was speculated earlier.
As was speculated and semi-confirmed, it's going to cost about $1300 and it should be available on or around September 7th.
News & Media
If Adidas did loan or gift the plane to West as was speculated, it would still pale in comparison to the Qatari Emir's gift of a state-of-the-art 747-800 Turkishish President Recep Tayyip Erdogan.
News & Media
Expert writing Tips
Best practice
Use "as is speculated" to introduce an idea or possibility that is not yet proven or fully supported by evidence, especially when presenting it within a discussion or analysis.
Common error
Avoid presenting information introduced by "as is speculated" as a confirmed fact. Always ensure the context clearly indicates the speculative nature of the claim.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as is speculated" functions as an introductory adverbial phrase. It modifies the main clause by indicating that the information presented is based on speculation or conjecture rather than established fact. As Ludwig AI confirms, this usage is grammatically sound and serves to qualify the subsequent statement.
Frequent in
Science
43%
News & Media
43%
Wiki
14%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "as is speculated" is a grammatically correct phrase used to introduce ideas or possibilities that are based on conjecture rather than concrete evidence. As Ludwig AI confirms, its primary function is to signal uncertainty and invite further scrutiny. The phrase is most commonly found in scientific and news contexts, maintaining a neutral to formal tone. When writing, it's important to avoid presenting speculative claims introduced by this phrase as confirmed facts. Semantically related alternatives include "as is believed", "as is thought", and "as is hypothesized".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
as is hypothesized
Replaces "speculated" with "hypothesized", implying a more formal, scientific context.
as is theorized
Similar to 'hypothesized', but suggesting a more developed theoretical framework.
as is conjectured
A more formal and less common alternative to "speculated".
as is believed
A more general term, suggesting a common belief without necessarily any concrete evidence.
as is thought
Similar to "as is believed", but perhaps implying a more individual perspective.
as is predicted
Suggests a more formal attempt to foresee a future outcome, often based on some data or model.
as is anticipated
Implies an expectation of something happening, often based on prior knowledge or trends.
as is rumored
Indicates that the information is based on unofficial sources and may not be reliable.
as is supposed
Indicates something that is generally accepted or understood to be the case.
as is understood
Suggests a shared understanding or assumption.
FAQs
How can I use "as is speculated" in a sentence?
Use "as is speculated" to introduce an idea or possibility that is not yet proven or fully supported by evidence. For example, "The new drug, as is speculated, may have significant side effects".
What are some alternatives to "as is speculated"?
You can use alternatives like "as is believed", "as is thought", or "as is hypothesized" depending on the context.
Is it better to say "as is speculated" or "it is speculated"?
"As is speculated" integrates the speculative nature directly into the sentence, while "it is speculated" introduces it separately. The choice depends on the desired emphasis and sentence flow.
When is it appropriate to use "as is speculated" in writing?
It's appropriate when you want to present an idea that is based on conjecture or incomplete information, and you want to clearly signal that it is not a confirmed fact. Ensure the context makes the speculative nature evident.
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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