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
an evaluation period
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "an evaluation period" is correct and usable in written English.
You can use it when referring to a specific timeframe during which an assessment or review takes place. Example: "During the evaluation period, we will assess the effectiveness of the new training program."
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(3)
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
20 human-written examples
You will receive an email notice when you are being evaluated and an evaluation period opens.
You will receive an email when an evaluation period for one of your subjects opens, along with periodic reminders.
The deadline is approximately three weeks before the start of an evaluation period.
After the testbed phase, an evaluation period would ensue before introduction of any additional gTLDs.
Academia
Full as well as sole observational scoring was performed at defined time points during an evaluation period of 30 h.
Science & Research
The critical stage of the program seems to be Stage 2, to which most first-time offenders move after an evaluation period.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
40 human-written examples
A cohort with HD 5-FU was to be started if fewer than three DLTs were observed during the first 6 weeks (phase A-DLT evaluation period) (see Figure 2 for details of the 5-FU escalation procedure).
Science
Therefore, the process of choosing a workroom requires a lengthy evaluation period and the establishment of close ties among principals, both of which may not be possible with larger workrooms.
Science
Using reasonable estimates of people's risk aversion, and taking into account the historic volatility of bond and share prices, he concludes that an average evaluation period of around 13 months is enough to explain investors' past behaviour.
News & Media
The required "external" QC frequency can be reduced to once per month or once per week, after an initial evaluation period of successful daily QC testing.
Science
A longer evaluation period would be required to evaluate whether increased maturity of new bone can raise mechanical interface integrity.
Science
Expert writing Tips
Best practice
When using "an evaluation period", clearly define the start and end dates to avoid ambiguity about the timeframe.
Common error
Avoid using "an evaluation period" without specifying its duration. Always provide concrete dates or a clear timeframe to ensure understanding and prevent misinterpretations.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "an evaluation period" functions as a noun phrase, typically serving as a subject complement or an object in a sentence. It identifies a specific duration allocated for assessing something. Ludwig provides numerous examples illustrating its use in academic, scientific, and news contexts.
Frequent in
Science
40%
Academia
30%
News & Media
30%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "an evaluation period" is a grammatically correct and commonly used noun phrase that refers to a specific timeframe designated for assessment or review. Ludwig AI indicates that it is found across academic, scientific, and news contexts. To ensure clarity, it's important to define the duration of the evaluation period explicitly. While alternatives like "assessment timeframe" or "review duration" exist, "an evaluation period" remains a versatile and widely understood choice for formal and informal communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
assessment timeframe
Replaces 'evaluation' with 'assessment' and 'period' with 'timeframe', focusing on the time aspect of the evaluation.
review duration
Substitutes 'evaluation' with 'review' and 'period' with 'duration', emphasizing the length of the review process.
trial phase
Uses 'trial' to indicate a test or experimental evaluation and 'phase' for the period.
assessment window
Replaces 'period' with 'window' which implies a specific time frame for assessment.
probationary term
Suggests an evaluation period specifically related to employment or membership.
monitoring interval
Focuses on the monitoring aspect of the evaluation, used more in scientific or technical contexts.
observation timeline
Highlights the observation aspect of evaluation, emphasizing a sequential view.
testing cycle
Replaces 'evaluation' with 'testing', implying a formal test or experiment.
investigation timeframe
Uses 'investigation' instead of 'evaluation', indicating a more in-depth or formal inquiry.
assessment span
Replaces 'period' with 'span' to describe the length of assessment.
FAQs
How can I use "an evaluation period" in a sentence?
You can use "an evaluation period" to describe a specific timeframe during which something is assessed or reviewed. For example, "The company will undergo "an evaluation period" to determine the effectiveness of the new policies."
What's the difference between "an evaluation period" and "a trial period"?
"An evaluation period" generally refers to a time when something is being assessed or reviewed, while "a trial period" typically refers to a time when something new is being tested or experimented with before a final decision is made.
Which is correct, "evaluation period" or "assessment period"?
Both "evaluation period" and "assessment period" are correct and often interchangeable. The choice depends on the context and the specific nuance you want to convey. "Evaluation" may imply a more comprehensive review, while "assessment" can suggest a more focused appraisal.
What are some alternative phrases for ""an evaluation period""?
You can use alternatives like "assessment timeframe", "review duration", or "trial phase" depending on the context.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested