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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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differ only in

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "differ only in" is correct and usable in written English.
This phrase means two things are very similar but have one or more minor differences. For example, "The blue car and the red car differ only in color; they are both the same make and model".

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

First of all, there are no qualitative differences; the atoms differ only in shape and size.

Encyclopedias

Britannica

They differ only in relatively subtle ways.

They differ only in the mass density.

They differ only in the way age informs perspective.

News & Media

The New York Times

And they differ only in the order of that polynom.

The answers differ only in higher order terms.

Materials are tested that differ only in grain size.

They differ only in scale, but not substance.

News & Media

The Economist

Mostly, they differ only in their degree of outrage.

News & Media

The New York Times

All of them are sweet, similar in taste and differ only in texture.

News & Media

The New York Times

They differ only in appearance: the Edition 1, with a stainless steel exterior, is more stylish.

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Expert writing Tips

Best practice

When using "differ only in", ensure that the context clearly establishes the similarities between the items being compared before highlighting their differences. This provides a stronger basis for understanding the distinction.

Common error

Avoid exaggerating the impact of the difference when using "differ only in". The phrase implies that the difference is minor; overemphasizing it can undermine the credibility of your statement. For instance, saying "These solutions differ only in cost, making one vastly superior" might be misleading if other factors are also relevant.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "differ only in" functions as a comparative connector, highlighting minor distinctions between otherwise similar subjects. Ludwig AI confirms its proper usage, offering various real-world examples across diverse contexts.

Expression frequency: Very common

Frequent in

Science

44%

News & Media

34%

Encyclopedias

6%

Less common in

Academia

5%

Formal & Business

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "differ only in" is a versatile tool for highlighting minor distinctions between similar entities. As Ludwig AI confirms, it's grammatically sound and widely used across diverse fields, including science, news, and encyclopedias. The phrase functions as a comparative connector, emphasizing similarities while acknowledging limited divergence. For greater precision, consider alternatives like "vary solely in" or "identical except for". When using "differ only in", be sure to establish the similarities first, avoid exaggerating the difference, and choose appropriate synonyms to ensure clarity and accuracy.

FAQs

How can I use "differ only in" in a sentence?

You can use "differ only in" to highlight minor distinctions between otherwise similar items. For example, "The two models "differ only in" the size of their screens".

What are some alternatives to "differ only in"?

Alternatives include phrases like "vary solely in", "distinguished only by", or "the only difference is", which all emphasize a minimal difference.

Is it correct to say "differ only by" instead of "differ only in"?

While "differ only by" might be acceptable in some contexts, "differ only in" is generally preferred when specifying the aspect in which they differ. For example, "They differ only in color" is more common than "They differ only by color".

What's the difference between "differ only in" and "differ significantly in"?

"Differ only in" suggests a minor distinction, while "differ significantly in" indicates a substantial difference. Using the correct phrase is crucial to accurately convey the extent of the dissimilarity.

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: