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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
for an equal amount of time
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "for an equal amount of time" is correct and can be used in written English.
It is typically used to refer to a specific period of time that is equivalent to another period of time. Here is an example sentence: "He was punished for an equal amount of time as his sister, even though his role in the fight was minor."
✓ Grammatically correct
Science
News & Media
Wiki
Alternative expressions(20)
for the same length of time
for an equivalent duration
at the same time
for a matching period
for a corresponding time frame
for an equivalent amount of time
for an unspecified amount of time
for an ungodly amount of time
for an undetermined amount of time
for an unreasonable amount of time
for an extended amount of time
for an unknown amount of time
for an unlimited amount of time
for the identical length of time
for the same duration
for the same period
for the same time period
during the same timeframe
within the same timeframe
for the same extent of time
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
7 human-written examples
Further "rules of the game" include the notion that all the positions should be held for an equal amount of time and the gaps between movements should also be of an equal length.
News & Media
NASA must wait several hours for information from a probe orbiting Jupiter, and if it needs to correct a navigation error, the fix will not arrive at the spacecraft for an equal amount of time, creating a risk of the correction not arriving in time.
Wiki
Newborns looked at the talking faces shown in videos for an equal amount of time, in average, in both conditions (direct gaze: 68.3 s SE = 2.38; averted gaze: 68.1 s SE = 2.62; t-test, p>.10).
Science
However, several studies have shown that taking test results in better knowledge retention than re-studying the material for an equal amount of time [ 8, 9].
Science
The experimental group consists of patients who participate in REFLEX, the patients in the active control group participate in an adapted form of cognitive remediation for an equal amount of time.
Science
In order to make sure that the two groups were followed for an equal amount of time, we restricted this part of the analysis to cases who died within the same calendar period.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
How many Fox News watchers, for instance, spent an equal amount of time with MSNBC?
News & Media
While pushing for global consensus and regulation, we need to spend an equal amount of time and money on figuring out how to redesign our current existence.
News & Media
Apply the cold pack or bag of ice for ten to fifteen minutes at a time, waiting an equal amount of time between applications.
Wiki
Furthermore, for a given protein not all of its molecules spend an equal amount of time traversing through those organelles.
Science
Chief suggestion: spend an equal amount of time on putting practice.
News & Media
Expert writing Tips
Best practice
When comparing activities or treatments, ensure that specifying "for an equal amount of time" clarifies the fairness or validity of the comparison. For example, "Both groups studied the material for an equal amount of time to ensure a fair test of their understanding."
Common error
Avoid using "for an equal amount of time" when the equality doesn't refer to duration. For example, don't say "They both received praise for an equal amount of time" if the praise wasn't continuous but rather referred to the total time spent praising each person across multiple instances.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "for an equal amount of time" functions primarily as an adverbial phrase, modifying a verb or clause to specify the duration of an action or state. Ludwig examples illustrate this in various contexts such as experiments, training, and comparisons.
Frequent in
Science
42%
News & Media
23%
Wiki
23%
Less common in
Formal & Business
6%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "for an equal amount of time" is a versatile adverbial phrase used to denote equivalent durations across various contexts. According to Ludwig, its grammatical function is to ensure fairness or comparability, and it appears frequently in science, news media, and wiki sources, indicating a neutral formality. While related phrases like "for the same length of time" offer alternatives, being mindful of the scope of equality helps avoid misapplication. Understanding the context and purpose enables effective and accurate usage of "for an equal amount of time" in both formal and informal settings.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
for the same length of time
Highlights the identical duration, using "length" instead of "amount".
for an equivalent duration
Uses "equivalent" to stress that the time spans are functionally the same.
for a comparable duration
Emphasizes the length of time being similar, replacing "amount" with "duration" and "equal" with "comparable".
for a similar time span
Replaces "amount" with "span", emphasizing the interval of time.
for a matching period
Replaces "amount of time" with "period", implying a specific segment of time that is the same.
for a corresponding time frame
Highlights that the time period mirrors or matches another time frame.
for a proportionate time
Indicates the time is in the same proportion or ratio as something else.
for a like duration
A more concise and somewhat formal way of expressing equal duration.
for an even span of time
Focuses on the uniform distribution of the time interval.
for a balanced duration
Suggests a sense of fairness and equilibrium in the distribution of time.
FAQs
How can I use "for an equal amount of time" in a sentence?
Use "for an equal amount of time" to indicate that two or more activities or events last the same duration, ensuring fairness or comparability. For example, "The students studied "for an equal amount of time" to prepare for the exam".
What is a good alternative to "for an equal amount of time"?
Alternatives include "for the same length of time", "for a comparable duration", or "for an equivalent duration". The best choice depends on the specific context and the nuance you want to convey.
When is it appropriate to use "for an equal amount of time"?
It's appropriate when you want to emphasize that two or more things are happening over the same duration. This is often important in scientific experiments, training regimens, or comparisons where time is a crucial factor.
How does "for an equal amount of time" differ from "at the same time"?
"For an equal amount of time" refers to the duration of an activity, while "at the same time" indicates that two or more events occur concurrently. You might say, "Both experiments ran "at the same time" for an equal amount of time."
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested