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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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distinguish when

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "distinguish when" is not correct and does not convey a clear meaning in written English.
It may be intended to refer to identifying or recognizing specific times or conditions, but it lacks clarity without additional context. Example: "It is important to distinguish when to apply different strategies in problem-solving."

⚠ May contain grammatical issues

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

32 human-written examples

We are no longer able to distinguish when we are together and nurtured and when we are alone and isolated.

News & Media

The New York Times

According to researchers, the tamarins are able to distinguish when the order of syllables in a word is "wrong".

News & Media

The New Yorker

That is why many museums distinguish, when it comes to allowing photography, between pieces they own and pieces on loan.

At this point, though, it's just very hard to distinguish when I've drawn from or simply been drawn to writers who write in this vein.

News & Media

The New Yorker

DeVaul says his vest-based system also includes an accelerometer so "it can distinguish when I'm sitting still, walking, riding a bicycle.

Since questionable camerawork — odd angles, out-of-focus and washed-out images — is consistent throughout, it's not always easy to distinguish when scenes are being filmed for the fake documentary.

News & Media

The New York Times
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Human-verified similar examples from authoritative sources

Similar Expressions

26 human-written examples

The MOE and the AOE are not distinguishable with the naked eye, but are easily distinguished when viewed under a microscope (data not shown).

Using this technique, he created huge compositions with tiny, detached strokes of pure colour too small to be distinguished when looking at the entire work but making his paintings shimmer with brilliance.

It can be considered that two objects can be distinguished when gray distribution meets formula (13).

Following Rässler (2002), four levels of validity can be distinguished when considering the problem of data fusion.

The accumulation and depletion regions can be clearly distinguished when the voltage was swept from −4 to 4 V.

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Expert writing Tips

Best practice

For clarity, replace "distinguish when" with stronger verbs like "identify", "discern", or "determine" to specify the type of recognition or understanding required.

Common error

Avoid using "distinguish when" if a more precise verb can convey your meaning. For example, instead of "distinguish when to stop", consider "determine when to stop" or "identify when to stop".

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

81%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "distinguish when" functions as a relative clause, often intended to introduce a condition or time-related distinction. However, Ludwig AI indicates that the phrase lacks clarity and can be improved by using more precise verbs.

Expression frequency: Common

Frequent in

Science

44%

News & Media

40%

Wiki

8%

Less common in

Encyclopedias

2%

Formal & Business

0%

Social Media

0%

Ludwig's WRAP-UP

The phrase "distinguish when" is used to indicate the action of recognizing or differentiating a particular time or condition. However, as Ludwig AI suggests, it is often grammatically questionable and lacks clarity. While commonly found in both science and news media, stronger verbs like "identify", "discern", or "determine" are recommended for more precise and effective communication. When writing, consider replacing "distinguish when" with a more direct and specific verb to enhance the clarity and impact of your message.

FAQs

What's a better way to phrase "distinguish when"?

Consider using alternatives like "identify when", "discern when", or "determine when" for improved clarity and precision.

How can I use "distinguish when" in a sentence?

While grammatically questionable, you might encounter it. However, restructuring the sentence with stronger verbs usually enhances readability. For example, replace "It's hard to distinguish when..." with "It's hard to determine when...".

Is "distinguish when" grammatically correct?

Ludwig AI marks the phrase "distinguish when" as not correct, suggesting it lacks clarity. While usage examples exist, rephrasing with verbs like identify, discern, or determine often results in a more grammatically sound and understandable sentence.

Which is correct, "distinguish when" or "identify when"?

"Identify when" is generally preferred over "distinguish when" due to its greater clarity and directness. The verb "identify" provides a more specific meaning in most contexts where you might consider using the phrase.

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Source & Trust

81%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: