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
it is pretreated
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it is pretreated" is correct and usable in written English.
You can use it when describing a process where something has been treated in advance, often in contexts like manufacturing or chemistry. Example: "Before the final assembly, it is pretreated to ensure better adhesion of the components."
✓ Grammatically correct
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
2 human-written examples
It is shown that GO becomes more reactive for thermal decomposition when it is pretreated with OH− in suspension and the effect is reversible by back-titration to low pH.
Science
It has been previously reported that vinyl guaiacol is produced from switchgrass when it is pretreated under alkaline conditions [ 32].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
It was pretreated by steam explosion and the best conditions were assessed by a 23 full factorial design with repeated centre point.
Science
Our findings are in agreement with those reported by Hunt et al. [36] who found a reduction in tobramycin activity in the presence of DNA (within a 2 h exposure) even when it was pretreated with recombinant human DNase (rhDNase).
Science
Cel74a has xyloglucanase activity [ 29] and has been shown to be beneficial for the hydrolysis of steam pretreated barley straw, especially when it was pretreated under mild conditions conserving a larger percent of xylans and xyloglucans [ 24].
Science
In one instance, the effects of the EGFR inhibitors was quite dramatic, where the HLA-DR15-restricted CD4 T-cell clone S11 was unable to recognise the CA9-22 (DR15+/EGFR+) tunlessunless it was pretreated with the EGFR inhibitors.
Science
When the food is pretreated with high hydrostatic pressure (HHP), it also results in cell permeabilisation.
Science
In the first step the PCB is pretreated by a dispersion containing polyaniline (1).
Science
The raw material used in the study is pretreated Arundo donax at industrially relevant solids concentrations.
Science
Another important asset of the instrument is the modular design of the sample holder allowing easy access for cleaning which moreover is fully detachable from the main body of the instrument so the sample it contains can be pretreated in an environment (heating or freezing) other than that it will eventually be measured.
Science
Loblolly pine chips were pretreated using WEx pretreatment in a 10-l reactor.
Expert writing Tips
Best practice
When using "it is pretreated", ensure the context clearly indicates what "it" refers to. Providing this context avoids ambiguity and enhances clarity.
Common error
Avoid using "it is pretreated" without a clear antecedent for "it". Always specify what is being pretreated to prevent confusion.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is pretreated" functions as a passive voice construction. It indicates that the subject "it" is receiving the action of being pretreated, rather than performing it. Ludwig's examples demonstrate its usage in scientific and technical contexts.
Frequent in
Science
100%
Less common in
News & Media
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "it is pretreated" is a grammatically correct passive voice construction primarily used in formal, scientific contexts to describe a preparatory step. According to Ludwig AI, the phrase indicates that something undergoes an initial treatment to enhance its properties for a subsequent process. While common in scientific literature, this phrase requires a clear antecedent to avoid ambiguity. Remember to specify what "it" refers to for clarity. Consider alternatives such as "it undergoes pretreatment" for variety, ensuring that the tense aligns with the intended meaning. The consistency of "it is pretreated" with standard grammatical rules is confirmed by Ludwig.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
it undergoes pretreatment
Rephrases the sentence to emphasize the action of undergoing a pretreatment process.
it is initially treated
Focuses on the initial aspect of the treatment.
it is prepared beforehand
Highlights the preparatory nature of the action, using a different adverbial phrase.
it receives preliminary treatment
Uses more formal language with 'receives' and 'preliminary'.
it is primed
Implies a preparation for a subsequent stage or action.
it is conditioned
Suggests preparing it for a specific condition or environment.
it is refined
Implies purification or improvement as a preliminary step.
it is readied
Emphasizes the state of being made ready.
it is made ready
More verbose way of saying "it is readied".
it has undergone early processing
Rephrases to clarify that it has been processed in an early stage.
FAQs
What does "it is pretreated" mean?
The phrase "it is pretreated" signifies that something has undergone a preliminary treatment or preparation process before a subsequent stage. This ensures it's ready for the next step, enhancing its properties or suitability.
What can I say instead of "it is pretreated"?
You can use alternatives like "it undergoes pretreatment", "it is initially treated", or "it is prepared beforehand" depending on the specific context and nuance you want to convey.
In what contexts is "it is pretreated" commonly used?
"It is pretreated" is frequently used in scientific and technical contexts to describe materials or samples that have been subjected to a preliminary process to improve their properties or prepare them for further experimentation or application.
Is there a difference between "it is pretreated" and "it has been pretreated"?
While both phrases are grammatically correct, "it is pretreated" often describes a general or ongoing process, whereas "it has been pretreated" ("it has been pretreated") implies that the action has already been completed at some point in the past. The choice depends on whether you're emphasizing the state or the completed action.
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
4.1/5
Expert rating
Real-world application tested