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
by one course
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "by one course" is not commonly used in written English and may be unclear without additional context.
It could potentially be used in contexts discussing a method or approach, but it would need to be clarified further. Example: "The project can be completed by one course of action, which involves thorough planning and execution."
Science
News & Media
Alternative expressions(1)
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
The result showed that the overinduced Treg in 86.3 % and the reduced NK cells in 71.17 % of the patients were successfully modulated by one course of treatment.
Patients (n = 84) received one or two courses of standard induction chemotherapy (idarubicin + cytarabine), followed by one course of consolidation therapy (high-dose cytarabine) if complete remission was achieved.
Science
Patients were randomised to either five courses of anthracycline-based conventional-dose chemotherapy or to the high-dose group, where the fifth course of conventional-dose chemotherapy was replaced by one course of high-dose chemotherapy (cyclophophamide, thiotepa and carboplatin) followed by autologous peripheral blood progenitor-cell transplantation.
Science
However, according to data compiled by one course comparison site, none of these universities looks set to be as much of an in-demand choice as thought.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
According to "Inside Apple," by Adam Lashinsky, one course focussed on "the fallen grocery store chain A&P as an example of what happened to a company that once dominated its field".
News & Media
Twenty-three of thirty-one dogs improved their lameness score after the course of Robenacoxib; by one grade in 16 dogs and by two grades in 7 dogs.
Science
Our rubric for admission has always been holistic, and will now focus on 1) high school grade point average, 2) strength of the core curriculum taken, 3) their motivation, and 4) their fit at our residential liberal arts college distinguished by a One Course At A Time curriculum.
News & Media
The dose for rituximab in combination with MTX is 2 × 1000 mg administered by intravenous infusions separated by 2 weeks (one course) every 24 weeks or based on clinical evaluation, but not sooner than every 16 weeks.
POG 9407 delivered shortened (46 weeks) intensified therapy, with dosages based on body surface area, using two high-dose methotrexate courses followed by one cyclophosphamide/etoposide course during induction and later as reintensification, with the aim of improving outcome by decreasing early relapse.
Science
Because haematopoietic stem cells are not directly depleted by anti-CD20 antibodies, one course of treatment with rituximab is followed by B-cell repopulation of the peripheral blood starting usually within 6 to 9 months-but it can take several months or even years for total B-cell numbers in the peripheral blood to recover to pretreatment levels.
Of the VCT trainers, 80% became certified as trainers by teaching at least one course; of these, 66% taught more than one course.
Science
Expert writing Tips
Best practice
When using "by one course", ensure that the context clearly indicates that the course is the means or method by which something is achieved. For improved clarity, consider rephrasing to emphasize the action or outcome facilitated by the course.
Common error
Avoid using "by one course" in sentences where the relationship between the course and the action is unclear. Instead of saying "The problem was solved by one course", be specific: "The problem was solved by implementing strategies learned in the project management course".
Source & Trust
84%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "by one course" functions primarily as a prepositional phrase, modifying a verb or noun to indicate the means, method, or process through which an action is performed or a result is achieved. Ludwig highlights its usage in diverse contexts.
Frequent in
Science
40%
News & Media
30%
Formal & Business
10%
Less common in
Academia
10%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "by one course" functions as a prepositional phrase used to specify how a result is achieved through a single educational course or treatment regimen. Ludwig indicates it's grammatically acceptable but infrequent, requiring careful contextualization for clarity. Though "by one course" can be used across various registers, its usage should be clear, precise, and contextually appropriate. Rephrasing might be necessary to avoid ambiguity. Despite its limited frequency, the phrase's appearance in scientific and news media sources suggests its utility in descriptive and informative writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
through a single course
Replaces "by" with "through" and maintains the emphasis on a singular educational experience.
in a single course
Substitutes "by" with "in", highlighting the inclusion within a course.
with one course
Uses "with" to indicate the means of achieving something through a course.
via one course
Emphasizes the path or method provided by a single course.
using one course
Focuses on the application of a course as a tool or resource.
by means of one course
Formal alternative that highlights the mechanism of using a course.
through the duration of one course
Specifies that the action or result occurs during the length of a single course.
during one course of study
Similar to "through one course", but explicitly refers to a course of study.
in the span of one course
Emphasizes the timeframe within which something is accomplished.
over the period of one course
Highlights the period during which something takes place due to the course.
FAQs
How can I rephrase "by one course" to improve clarity?
Consider using alternatives like "through a single course", "in one course", or "with one course" to make the relationship between the course and the action more explicit. For example, instead of "Improved skills by one course", try "Improved skills through a project management course".
Is "by one course" grammatically correct?
Yes, "by one course" is grammatically acceptable, but it can sound awkward if not used carefully. Ensure the context clearly indicates that the course is the means or method. Consider rewording for smoother phrasing.
What does "by one course" mean?
"By one course" typically indicates that something is achieved, learned, or changed through the means of participating in a single academic or training course. Its specific meaning depends on the context of the sentence.
What are some situations where "by one course" might be appropriate?
"By one course" is suitable when discussing academic achievements, therapy outcomes, or skill development through structured educational programs. For instance, "The patient's condition improved "by one course of treatment"" or "Skills were enhanced "by one course" in data analytics".
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
84%
Authority and reliability
3.8/5
Expert rating
Real-world application tested