im·​per·​cep·​ti·​ble | \ ˌim-pər-ˈsep-tə-bəl How to pronounce imperceptible (audio) \

Definition of imperceptible

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

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Other Words from imperceptible

imperceptibly \ ˌim-​pər-​ˈsep-​tə-​blē How to pronounce imperceptible (audio) \ adverb

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 Artists are canaries in the culture’s coal mines, sensitive to otherwise imperceptible shifts in social posture and gaping voids in consciousness. Los Angeles Times, "Culture in 2020: What we lost and found in the year of COVID," 14 Dec. 2020 The result is an album that tackles familiar topics — relationships, mostly — with a fresh, sometimes almost imperceptible New Age tinge. Natalie Weiner, Los Angeles Times, "With singing bowls for your chakras and slinky R&B, Jhené Aiko wants to heal you," 10 Dec. 2020 In time what was imperceptible in him became noticeable, and then what was noticeable became something worse. Cheri Lucas Rowlands, Longreads, "Longreads Best of 2020: Essays," 18 Dec. 2020 The body's response to SARS-CoV-2 infection range from imperceptible to death, raising an obvious question: what makes the difference? John Timmer, Ars Technica, "Looking into the genetics of severe COVID-19," 17 Dec. 2020 The sound repeated every few minutes or so, until the gradual, almost imperceptible transition from day to night was complete. Jonathan C. Slaght, Scientific American, "A Duet of Fish Owls," 10 Dec. 2020 Quincy Jountti gained four yards on the last two plays — Helton showed an almost imperceptible hint of annoyance. Helene Elliott Sports Columnist, Los Angeles Times, "Column: This season has been anything but normal. That’s working out well for USC’s Clay Helton," 7 Dec. 2020 Win, and Kelly’s bamboo metaphor about imperceptible growth might be coming into play, a roster sprouting, a corner turned. Ben Bolch, Los Angeles Times, "Just win, baby? Success will be needed to sustain UCLA’s Chip Kelly era," 27 Nov. 2020 Transitions from gas to electric power are almost imperceptible, as is the changeover from regenerative to friction braking. Mike Sutton, Car and Driver, "Tested: 2021 Ford F-150 Hybrid Proves to Be an Electrifying Workhorse," 19 Nov. 2020

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.

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First Known Use of imperceptible

15th century, in the meaning defined above

History and Etymology for imperceptible

Middle English, from Middle French, from Medieval Latin imperceptibilis, from Latin in- + Late Latin perceptibilis perceptible

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Time Traveler for imperceptible

Time Traveler

The first known use of imperceptible was in the 15th century

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Statistics for imperceptible

Last Updated

25 Jan 2021

Cite this Entry

“Imperceptible.” Dictionary, Merriam-Webster, Accessed 26 Jan. 2021.

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More Definitions for imperceptible


How to pronounce imperceptible (audio)

English Language Learners Definition of imperceptible

: impossible to see or notice


im·​per·​cep·​ti·​ble | \ ˌim-pər-ˈsep-tə-bəl How to pronounce imperceptible (audio) \

Kids Definition of imperceptible

: not noticeable by the senses or by the mind : very small or gradual imperceptible changes

Other Words from imperceptible

imperceptibly \ -​blē \ adverb

More from Merriam-Webster on imperceptible

Thesaurus: All synonyms and antonyms for imperceptible

Nglish: Translation of imperceptible for Spanish Speakers

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