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Discover LudwigThe phrase "about half the lifetime" is correct and usable in written English.
It can be used when discussing a duration or period that is approximately 50% of a specified lifetime, often in scientific or statistical contexts.
Example: "The study found that the medication remains effective for about half the lifetime of the average patient."
Alternatives: "roughly half the lifespan" or "approximately 50% of the duration".
Exact(1)
The research, published in the online journal BMC Medicine on Thursday, also found that Asian men have about half the lifetime risk of being diagnosed with, and dying from, prostate cancer compared with white men in England.
Similar(59)
This maximum bubble radius was confirmed within ± 20% by measurements of the bubble radius in images taken at about half the bubble lifetime.
Euroconsult says that 21 used satellites have been sold in private transactions since 1985, drawing an average price of $8 million per year of remaining lifetime, which is about half the typical price of a brand new satellite in orbit.
Making a sonnet is no accident, and making one good enough to stand in the company of the poets that appear in Poetry is indeed the art of a lifetime, whereas $28 is about half the hourly rate of a decent auto mechanic.
About half the endoscopists did not receive formal ERCP training, and there was a broad range of lifetime experience and volumes.
For a star with a mass similar to IK Pegasi A (1.65 ), the expected lifetime on the main sequence is 2 3 × 109 years, which is about half the current age of the Sun.
About half the youths are unemployed.
For example, only about half the states give lifetime income benefits for occupational injuries.
It is the plot of all the Tyler Perry movies and half the Lifetime ones.
About half a lifetime, according to Bloomberg.
I have set foot inside of Liberty once, about half my lifetime ago.
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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