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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Example Sentences
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Recent Examples of imperceptible
The key to achieve the color, however, is an imperceptible shade-match.
—
India Espy-Jones, Essence, 5 Dec. 2024
These changes to a piece’s pixels are imperceptible to humans, but reliably fool machines.
—Garrison Lovely, TIME, 5 Sep. 2024
This is Brain Rot in action — a subtle, almost imperceptible slide into mental stagnation fueled by the endless funnel of online content.
—Cornelia C. Walther, Forbes, 4 Dec. 2024
Some attacks were almost imperceptible at first; others disrupted everyday life and caused division among locals.
—Ben Taub, The New Yorker, 9 Sep. 2024
See all Example Sentences for imperceptible 
India Espy-Jones, Essence, 5 Dec. 2024
These changes to a piece’s pixels are imperceptible to humans, but reliably fool machines.
—Garrison Lovely, TIME, 5 Sep. 2024
This is Brain Rot in action — a subtle, almost imperceptible slide into mental stagnation fueled by the endless funnel of online content.
—Cornelia C. Walther, Forbes, 4 Dec. 2024
Some attacks were almost imperceptible at first; others disrupted everyday life and caused division among locals.
—Ben Taub, The New Yorker, 9 Sep. 2024
See all Example Sentences for imperceptible
Recent Examples of Synonyms for imperceptible
Adjective
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You’re left with skin that feels comfortable, purified, and protected, as if wrapped in an invisible shield against daily environmental damage.—
Christa Joanna Lee,
Allure,
19 Jan. 2025
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The director conjures the house’s spectral presence by means of an unusual cinematic device that dominates the movie from start to finish: the camera embodies the perspective of that invisible character.—
Richard Brody,
The New Yorker,
17 Jan. 2025
Adjective
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These subtle forms of communication—often overshadowed by verbal expression—strengthen emotional connections, offer comfort and convey understanding in ways words cannot.—
Mark Travers,
Forbes,
25 Jan. 2025
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For those who don’t mesh with the plum tones of Black Honey can shop Clinique Pink Honey instead, which offers the same sheer wash of color in an even more subtle pink tone.—
Kaitlyn Yarborough,
Southern Living,
25 Jan. 2025
Adjective
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Colossal plans to recreate these creatures by editing the genome of the extinct animal’s closest living relative to make a hybrid animal that would be visually indistinguishable from its extinct forerunner.—
Katie Hunt,
CNN,
16 Jan. 2025
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Also, at one point, Mark and Helly wander down the labyrinth of brightly-lit, indistinguishable hallways on their floor, open a door, and find a guy feeding milk to baby goats.—
Eliana Dockterman,
TIME,
15 Jan. 2025
Thesaurus Entries Near imperceptible
Cite this Entry
“Imperceptible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperceptible. Accessed 31 Jan. 2025.
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