imperceptible

adjective

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im·per·cep·ti·ble | \ ˌim-pər-ˈsep-tə-bəl

Definition of imperceptible

: not perceptible by a sense or by the mind : extremely slight, gradual, or subtle imperceptible differences

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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 Carbon monoxide safety Carbon monoxide is a colorless, odorless gas that is virtually imperceptible without a carbon monoxide detector. — Dana Branham, Dallas News, "16 people at The Bridge homeless shelter taken to hospitals after positive carbon monoxide reading," 2 Feb. 2020 But there’s also a long-term toll, one that’s more imperceptible, yet no less corrosive, to the body politic. — Ishaan Tharoor, Washington Post, "Trump’s impeachment battle is part of a bigger global crisis in democracy," 4 Oct. 2019 To the naked eye, the differences between 4K and 8K can be imperceptible at a distance as short as 4.3 feet. — Amrita Khalid, Quartz, "The world doesn’t need 8K TV—yet," 24 Jan. 2020 As a Muni 47-Van Ness bus pulled into its stop at 11th and Harrison streets on a recent weekday morning, something almost imperceptible happened. — Dominic Fracassa, SFChronicle.com, "Muni tries to tackle environmental justice with new SF green bus zones," 2 Oct. 2019 The sea and sky were the same shade of blue, the horizon an almost imperceptible smudge of yellow haze. — Ben Ehrenreich, The New Republic, "Inside the effort to rescue Europe’s unwelcome immigrants," 17 Oct. 2019 Entering the thicket of the Ramble, the sounds of the city grow distant, almost imperceptible. — Aaron Hicklin, New York Times, "Finn Wittrock of ‘Judy’ Visits His Old Juilliard Haunts," 27 Sep. 2019 Bowers & Wilkins' exclusive Formation Wireless Technology boasts 96/24 Bit Audio Resolution streaming and imperceptible in-room 1 microsecond sync between speakers. — CNN Underscored, "ABT Electronics has gifts perfect for the audiophile in your life," 9 Dec. 2019 His specialty: helping apartment dwellers in cacophonous Manhattan locate the often imperceptible noises percolating within their four walls that are, perhaps unknowingly, causing them emotional distress. — Gary Goldstein, San Diego Union-Tribune, "Review: ‘The Sound of Silence’ finds darkness in the aural world," 19 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'imperceptible.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.