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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 approximately a half
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "for approximately a half" is correct and usable in written English.
You can use this phrase to refer to an amount of time that is close to half of an interval of time, such as a day, an hour, or a month. For example, "I will be away for approximately a half of the month."
✓ Grammatically correct
News & Media
Science
Wiki
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
4 human-written examples
The victim was carjacked at gunpoint by two males and was kept in the car with the suspects for approximately a half hour.
News & Media
Reaction time in RPB shortens for approximately a half compared with that in STR.
Science
Some features, including shape and size, GLCM, GLZLM, NGLDM, and GLRLM-based metrics, were available for approximately a half of cases, potentially underestimating the potentiality of this innovative approach.
Let the sealer stand for approximately a half hour.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
It lasts for approximately a day and half of heavy use, but has wireless charging built in.
News & Media
To evaluate the stability of the SPECT/CT scanner and determine a calibration factor for quantitative SPECT/CT, the measured activity concentration of a water-filled phantom injected with a radionuclide along with the counting rate from the DQA 57Co flood phantom was measured and tracked for approximately a year and a half.
Science
I totally ignored the fact that I was positive for approximately a year and a half.
News & Media
For approximately a year and a half, he continued monitoring while being treated with prednisone, testosterone gel, and thyroid medication.
The CF of the region we recorded from was ~9 kHz, which is close to the predicted characteristic frequency for a region approximately a half turn from the mouse helicotrema, the apical end of the cochlea [ 23].
Science
More than 5 million patients are treated for heart failure and approximately a half a million new patients are diagnosed with this disease each year in the United States.
While the pTyr-binding pocket, which is present in the N-terminal half and highly conserved in the SH2 domain, provides the basal affinity for ligand binding with approximately a half of the total binding free energy [ 62], the hydrophobic pocket present in the C-terminal half of an SH2 domain provides specificity towards a hydrophobic residue in a peptide ligand.
Expert writing Tips
Best practice
When using the phrase "for approximately a half", ensure the context clearly defines the unit of measurement being halved (e.g., hour, day, mile). This improves clarity and avoids ambiguity.
Common error
Avoid using "for approximately a half" without specifying what is being divided. For example, instead of saying "Let it sit for approximately a half", clarify: "Let it sit for approximately a half hour."
Source & Trust
76%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "for approximately a half" functions as a prepositional phrase, modifying a verb or noun by indicating a duration or quantity that is close to one half of a specified unit. Ludwig shows that it's often used to specify time or distance.
Frequent in
News & Media
35%
Science
35%
Wiki
15%
Less common in
Formal & Business
5%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
The phrase "for approximately a half" is a grammatically correct prepositional phrase used to indicate a duration or quantity that is close to 50% of a specified unit. As shown by Ludwig, it is deemed correct and usable in written English. It finds application across various contexts, including news, science, and wikis, with neutral formality. When using this phrase, it's crucial to clarify the unit of measurement being halved to avoid ambiguity. While alternatives like ""for about half"" and ""for nearly a half"" exist, as mentioned by Ludwig, the specific choice depends on the desired nuance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
for about half
Replaces "approximately" with "about", indicating a less precise estimation.
for roughly a half
Substitutes "approximately" with "roughly", suggesting an inexact calculation.
for nearly a half
Uses "nearly" instead of "approximately", implying the amount is close to half.
for around a half
Replaces "approximately" with "around", indicating an estimated duration or amount.
for approximately half
Omits the article "a", creating a slightly more concise phrasing.
for close to a half
Employs "close to" instead of "approximately", signifying that the amount is near half.
for almost a half
Uses "almost" in place of "approximately", highlighting the nearness to half.
for something like a half
Includes "something like" to introduce vagueness in the estimation.
for in the neighborhood of a half
Offers a more figurative way of approximating a half amount.
for in the vicinity of a half
Provides a formal way of indicating an approximate quantity.
FAQs
How can I use "for approximately a half" in a sentence?
You can use "for approximately a half" to indicate a duration or quantity that's close to 50% of a specified unit. For example: "The meeting lasted "for approximately a half hour"."
What are some alternatives to "for approximately a half"?
Some alternatives include "for about half", "for nearly a half", or "for around a half". The best choice depends on the specific nuance you want to convey.
Is it correct to say "for approximately a half hour" or "for approximately half an hour"?
Both phrases are generally acceptable, but "for approximately half an hour" is more common. The slight difference lies in word order and emphasis, but the meaning remains the same.
What is the difference between "for approximately a half" and "for almost a half"?
"For approximately a half" suggests a rough estimation, while "for almost a half" indicates a value very close to, but not quite, one half. The choice depends on the level of precision you wish to convey.
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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
76%
Authority and reliability
4.1/5
Expert rating
Real-world application tested