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
primary contrast
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "primary contrast" is correct and usable in written English.
It can be used to describe the main difference or distinction between two or more elements in a discussion or analysis. Example: "The primary contrast between the two theories lies in their approach to human behavior."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(6)
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
11 human-written examples
Firstly, the model assumes that the primary contrast metric in responses to stimuli well above the detection threshold is the steepness of the early rise of photoreceptor responses, when the response has reached a small criterion amplitude [26].
Science
The primary contrast is between home and GP surgery arms combined, versus hospital arm.
Science
We used MarsBar (Brett et al., 2002) to extract mean activation differences for the primary contrast (EFT minus control task) for each subject for each sphere.
Science
Study-specific differences in MN frequency were pooled across studies; first within subgroups homogeneous for primary contrast and stratifying factors, and then across strata homogeneous for primary contrast by computing the weighted mean difference (WMD) with its 95% CI and P-value.
Science
Here the primary contrast is between two groups, both of which have previously experienced prior stress experience of signaled shock events, and then later experienced the RiW-induction of ulcers.
The primary contrast of interest is between the 2 types of embedded clause, but the active condition was included as "filler" to reduce subjects' habituation to the relative clause structure and also included in analyses of behavioral data.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
Lying in the southwestern corner of the constellation around 251 light-years away from Earth, Delta Tucanae consists of a blue-white primary contrasting with a yellowish companion.
Wiki
Because the primary contrasts of interest in the analysis of the fMRI data involved comparisons between same-side and different-sides visual and vibrotactile stimulation, we aimed to ensure that there were no significant differences in behavioural performance between these conditions.
Science
However, the primary contrasts will be each dose compared with control at 52 weeks.
Science
There are two primary contrasts arm 2 compared to arms 1 and 3 compared to 1.
Science
The primary contrasts were the LY2140023 doses versus placebo comparisons at Visit 9.
Science
Expert writing Tips
Best practice
In academic or formal writing, "primary contrast" is appropriate for emphasizing the most important difference between subjects.
Common error
While grammatically correct, "primary contrast" can sound overly formal in casual conversation or informal writing. Opt for simpler alternatives like "main difference" in those cases.
Source & Trust
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "primary contrast" functions as a noun phrase that identifies the most significant difference between two or more subjects. Ludwig AI examples showcase its usage in scientific and academic contexts, emphasizing key differentiations.
Frequent in
Science
70%
News & Media
20%
Formal & Business
10%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "primary contrast" is a grammatically sound phrase used to highlight the main distinction between two or more elements. As confirmed by Ludwig AI, its primary function is to emphasize the most important difference, making it particularly useful in formal and scientific writing. While "primary contrast" is appropriate for academic or professional contexts, consider using simpler alternatives like "main difference" in more informal settings. When employing this phrase, ensure that the contrasted elements are clearly defined. The phrase appears most frequently in scientific literature, followed by news and media. By mastering the use of "primary contrast", you enhance the clarity and precision of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
main distinction
Emphasizes the key difference, simplifying the language.
principal difference
Highlights the most important difference, using a more formal tone.
key contrasting point
Focuses on the central point of comparison.
central differentiation
More formal term emphasizing the act of distinguishing.
major disparity
Highlights a significant difference, often implying inequality.
chief divergence
Stresses the point where things separate or differ most.
fundamental opposition
Highlights a basic conflict or contradiction.
core discrepancy
Emphasizes an inconsistency or difference at the heart of the matter.
primary differentiation factor
More specific, suitable when discussing factors that distinguish things.
main comparative element
Highlights the principal aspect used for comparison.
FAQs
How to use "primary contrast" in a sentence?
Use "primary contrast" to highlight the main difference between two or more things. For example, "The "primary contrast" between these methods lies in their cost-effectiveness".
What can I say instead of "primary contrast"?
You can use alternatives like "main distinction", "principal difference", or "key difference" depending on the context.
Is "primary contrast" suitable for informal writing?
While grammatically correct, "primary contrast" is more suited for formal or academic writing. In informal settings, consider using simpler phrases like "main difference".
What is the difference between "primary contrast" and "secondary contrast"?
"Primary contrast" refers to the main or most important difference, while secondary contrasts are less significant or additional differences.
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
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested