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 notes are basically imperceptible, and the one note the speakers can hit seems to leap out of nowhere in the mix.
—
PC Magazine, 4 June 2025
Five years later, the outlines of these words are almost imperceptible.
—Alfredo Sosa, Christian Science Monitor, 18 May 2025
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
See All Example Sentences for imperceptible
PC Magazine, 4 June 2025
Five years later, the outlines of these words are almost imperceptible.
—Alfredo Sosa, Christian Science Monitor, 18 May 2025
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
See All Example Sentences for imperceptible
Recent Examples of Synonyms for imperceptible
Adjective
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Health is the invisible infrastructure beneath every board-level priority.—
Julian Hayes II,
Forbes.com,
16 July 2025
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For her, honoring that invisible thread of girlhood was at the heart of it all.—
Ashley Vega,
People.com,
15 July 2025
Adjective
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The accessory was a subtle nod to the All England Lawn Tennis and Croquet Club, whose colors have been green and purple since 1909.—
Renan Botelho,
Footwear News,
12 July 2025
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For some subtle sculpting, consider warming the product up on the back of your hand before going in with a makeup brush or beauty sponge.—
Jennifer Hussein,
Allure,
12 July 2025
Adjective
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These days, my summers are hardly indistinguishable from the rest of the year — busy, overscheduled, gone in a snap — with the exception of more sunshine and excellent produce.—
The New York Times News Service Syndicate,
San Diego Union-Tribune,
2 July 2025
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Items for sale include hemp THCA flower, which is indistinguishable from marijuana buds without sophisticated lab testing.—
A.J. Herrington,
Forbes.com,
15 June 2025
Cite this Entry
“Imperceptible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperceptible. Accessed 22 Jul. 2025.
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