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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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at the second hour

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "at the second hour" is correct and usable in written English.
It can be used in contexts related to time, particularly in formal or literary settings, to refer to a specific hour of the day. Example: "The meeting is scheduled to begin at the second hour after noon."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

9 human-written examples

It inhibited tremors at the second hour of ethanol withdrawal at doses of 5 and 10 mg/kg.

CYC2 gene starts to express at the second hour after conjugation initiation and keeps a high expression level till the end of meiosis II (Fig. 1A).

But the researchers could not find a significant effect at the second hour of reperfusion.

We detected a decrease in serum pH (7.406 to 7.365) and HCO3- (23.1 to 21.5) levels at the second hour in the 0.9% NaCl group.

The cefoperazone and sulbactam concentrations in serum were highest at the second hour (237.54±336.72 mg/L and 66.52±80.38 mg/L, respectively) and then decreased.

Preferred directions were calibrated at the second hour following civil dusk, and departure initiated if the departure constraints were met (Equations 2 4, and see Appendix).

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Human-verified similar examples from authoritative sources

Similar Expressions

51 human-written examples

Even at the eleventh hour, the campaign keeps us guessing.

News & Media

The Guardian

A deal fell apart at the eleventh hour.

At the eleventh hour, Microsoft reversed itself -- sort of.

At the eleventh hour, his life was spared.

News & Media

The New Yorker

Escitalopram (5 mg/kg) reduced the increased stereotyped behaviors at the sixth hour of ethanol withdrawal.

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Expert writing Tips

Best practice

When precision is key, using "at the second hour" can provide a specific temporal reference point in scientific or medical contexts.

Common error

Avoid using "at the second hour" when a simpler expression like "after two hours" or "at 2:00" would suffice for clarity and conciseness.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "at the second hour" functions as an adverbial phrase, specifying a precise time marker within a sequence or process. As Ludwig AI highlights, it indicates when an event or measurement occurred, aligning with formal or scientific contexts. The usage examples provided by Ludwig reinforce this function.

Expression frequency: Uncommon

Frequent in

Science

60%

News & Media

40%

Formal & Business

0%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "at the second hour" serves as a precise temporal marker, predominantly employed in scientific and formal contexts. Ludwig AI confirms its correctness and suitability for indicating specific time points in structured sequences, contrasting with more casual alternatives like "after two hours". Usage patterns reveal its frequent presence in scientific literature and news reports, reflecting its role in objective, time-sensitive reporting. When choosing this phrase, favor precision and clarity, particularly in technical or experimental contexts.

FAQs

How can I use "at the second hour" in a sentence?

You can use "at the second hour" to indicate a specific point in time, often in scientific or formal contexts. For example: "The measurements were recorded at the second hour of the experiment."

What are some alternatives to saying "at the second hour"?

Alternatives include "after two hours", "in the second hour", or simply "at 2 hours" depending on the context.

When is it appropriate to use "at the second hour" instead of "two hours later"?

"At the second hour" is typically used when referring to a specific hour in a sequence or a structured process, whereas "two hours later" indicates a duration of time after an initial event.

Is "at the second hour" more formal than "after two hours"?

Yes, "at the second hour" tends to be more formal and is often found in scientific, medical, or technical writing. "After two hours" is more commonly used in everyday language.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: