as in invisible
not perceptible by a sense or by the mind
a slight difference in hue between the two glasses that's imperceptible unless they're placed side by side
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Recent Examples of imperceptible
The hood protects your neck like the Wu-Tang Clan, while thumbholes, dropped shoulders, and imperceptible seams ensure an unimpeded, chafe-free range of movement.
—
Drew Zieff, Outside Online, 16 May 2025
Researchers showed that by altering just a small number of pixels in the image—changes imperceptible to human eyes—the AI model misclassified the panda as a gibbon.
—Hessie Jones, Forbes.com, 3 Apr. 2025
Each brings his own approach to the party, but any drop-off is imperceptible and the impact is effectively the same.
—Edgar Thompson, Orlando Sentinel, 20 Mar. 2025
If this switching happens quickly enough, any flickering should be imperceptible to the human eye.
—Paul Monckton, Forbes.com, 30 Apr. 2025
See All Example Sentences for imperceptible
Drew Zieff, Outside Online, 16 May 2025
Researchers showed that by altering just a small number of pixels in the image—changes imperceptible to human eyes—the AI model misclassified the panda as a gibbon.
—Hessie Jones, Forbes.com, 3 Apr. 2025
Each brings his own approach to the party, but any drop-off is imperceptible and the impact is effectively the same.
—Edgar Thompson, Orlando Sentinel, 20 Mar. 2025
If this switching happens quickly enough, any flickering should be imperceptible to the human eye.
—Paul Monckton, Forbes.com, 30 Apr. 2025
See All Example Sentences for imperceptible
Recent Examples of Synonyms for imperceptible
Adjective
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Whether in a lab or a bedroom, the unconscious brain often connects ideas in ways our waking selves can’t, delivering sudden insights that feel like inspiration — but are really the reward for deep, often invisible, thought.—
Chris Reed,
San Diego Union-Tribune,
6 July 2025
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The app is invisible and undetectable on the phone.—
ArsTechnica,
ArsTechnica,
3 July 2025
Adjective
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The boxy shape and subtle back snaps add airflow and style, and the whole outfit can be rinsed in a hotel sink and re-worn with no stress.—
Alesandra Dubin,
Travel + Leisure,
30 June 2025
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The new species was identified by its DNA, size, body proportions, texture, coloring and other subtle physical features, the study said.—
Aspen Pflughoeft,
Miami Herald,
30 June 2025
Adjective
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The real dream for many is smart glasses that are almost indistinguishable from normal glasses, but which display some of the same AR content as the Vision Pro on transparent lenses instead of via a camera-to-screen pipeline.—
ArsTechnica,
ArsTechnica,
30 June 2025
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Residents must leave a suite or a room—which can be seamlessly separated from the rest of the residence, becoming indistinguishable from a standard hotel room—available for booking on a regular basis.—
Hannah Walhout,
Travel + Leisure,
28 June 2025
Cite this Entry
“Imperceptible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperceptible. Accessed 11 Jul. 2025.
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