imperceptible

adjective 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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imperceptibly

play \ˌim-pər-ˈsep-tə-blē\ adverb

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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 of imperceptible from the Web

Lunaris is the cool one with nearly imperceptible shifting opalescent blues; Solaris is a warmer rose gold that glows and sparks.

— meirav devash, Allure, "Celebrate the Solar Eclipse With These 10 Astronomical Beauty Products," 21 Aug. 2017
The eight-speed gives almost imperceptible shifts but is tuned to maximize fuel economy.

— mark maynard, sandiegouniontribune.com, "2018 Hyundai Sonata Limited 2.0T: Bringing back the sexy," 4 Aug. 2017
Once in a very long while there’s a subtle zoom or an almost imperceptible tracking shot, but in general this is a film very much about stillness, one firmly rooted in place.

— christopher hawthorne, latimes.com, "'Meth and modernism': The understated 'Columbus' offers a complex portrait of small-town America," 3 Aug. 2017
Unlike acupuncture, where the needles may be almost imperceptible, and are applied along Chinese-style meridian lines, dry needling targets knotted tissue and other pain sources head-on.

— zachary lewis, cleveland.com, "Dry needling therapy eases muscle tension but sidesteps fundamental problem: Stretching Out," 2 Aug. 2017
The formula is a cream laced with tiny, almost imperceptible grains.

— kathleen hou, The Cut, "The 5 Best Drugstore Summer Beauty Buys Under $10," 1 Aug. 2017
Under a northwesterly flow pattern and an almost imperceptible marine push Wednesday will be another dry warm day with blue skies and a seasonably normal high temp of 81 degrees.

— rosemarie stein, OregonLive.com, "Portland Metro Wednesday Weather: Another clear day to add to a long string of unusually dry days," 12 July 2017
And actually felt good — and imperceptible — on my face.

— mark anthony green, Allure, "Allure Challenged GQ’s Style Editor to Try a Daily Beauty Routine," 22 June 2017
There are gravitational waves going through you right now, forcing your head, feet and everything in between to move back and forth in a predictable – but imperceptible – way.

— sean mcwilliams, Smithsonian, "Scientists Hear Two Even More Ancient Black Holes Collide," 1 June 2017

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.