imperceptible
adjective
im·per·cep·ti·ble
ˌim-pər-ˈsep-tə-bəl 
: not perceptible by a sense or by the mind : extremely slight, gradual, or subtle
imperceptible differences
Synonyms
Examples of imperceptible in a Sentence
These changes will be imperceptible to most people.
a slight difference in hue between the two glasses that's imperceptible unless they're placed side by side
Recent Examples on the Web
Body roll was imperceptible at somewhat respectful public road speeds, too, thanks to adaptive dampers bolted up to a MacPherson strut front and multi-link rear suspension.
—
Peter Nelson, Ars Technica, 1 June 2024
The haze in Eagle Pass had cleared and now, degree by imperceptible degree, the disc of the sun began to shift to a crescent.
—Chris Kenning, USA TODAY, 9 Apr. 2024
Physicists skeptical of quantum mechanics proposed that this puzzle could be explained by hidden variables, factors that existed in some imperceptible level of reality, under the subatomic realm, that contained information about a particle’s future state.
—Daniel Garisto, Scientific American, 6 Oct. 2022
Related Articles Magid: For kids, summertime doesn’t have to mean more screen time
Being small and almost imperceptible is one of the many advances in modern hearing aids.
—Larry Magid, The Mercury News, 13 June 2024
See all Example Sentences for imperceptible 
Peter Nelson, Ars Technica, 1 June 2024
The haze in Eagle Pass had cleared and now, degree by imperceptible degree, the disc of the sun began to shift to a crescent.
—Chris Kenning, USA TODAY, 9 Apr. 2024
Physicists skeptical of quantum mechanics proposed that this puzzle could be explained by hidden variables, factors that existed in some imperceptible level of reality, under the subatomic realm, that contained information about a particle’s future state.
—Daniel Garisto, Scientific American, 6 Oct. 2022
Related Articles Magid: For kids, summertime doesn’t have to mean more screen time
Being small and almost imperceptible is one of the many advances in modern hearing aids.
—Larry Magid, The Mercury News, 13 June 2024
See all Example Sentences for imperceptible
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'imperceptible.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near imperceptible
Cite this Entry
“Imperceptible.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/imperceptible. Accessed 7 Jul. 2024.
Copy CitationKids Definition
imperceptible
adjective
im·per·cep·ti·ble
ˌim-pər-ˈsep-tə-bəl
1
: not noticeable : not perceptible by a sense or by the mind
one whose beauty was imperceptible to others
2
: hardly noticeable : very small or gradual
an imperceptible smile
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