IMPERCEPTIBLE Synonyms: 54 Similar and Opposite Words

imperceptible

adjective

ˌim-pər-ˈsep-tə-bəl

Definition of imperceptible

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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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of imperceptible Masons, carvers and conservators all work towards the preservation and enhancement and even creation of heritage, but as experience and knowledge grows so a gradual almost imperceptible transition occurs. — Literary Hub, 21 Sep. 2026 The building has no ramps as the designers kept all slopes to a gentle two percent that’s virtually imperceptible. — Edward Keegan, Chicago Tribune, 19 Sep. 2026 Behaviorists emphasized observable behavior, which could be measured experimentally, and generally avoided using imperceptible internal mental states to explain behavior. — Encyclopedia Britannica, 8 Sep. 2026 That nearly imperceptible shift in the winds drifting from the nearest football stadium? — Matt Piper, New York Times, 5 Sep. 2026 See All Example Sentences for imperceptible

Recent Examples of Synonyms for imperceptible

Adjective

The mostly invisible bits course through blood and pass from mother to child through the placenta and breast milk.

— Michael Hawthorne, Chicago Tribune, 22 Oct. 2026
Why invisible warmth is catching on The cultural setup for this trend was already in place.

— Hanna Wickes, Miami Herald, 22 Oct. 2026

Definition of invisible

Adjective

Ask whether a blunt edge, subtle graduation or minimal layering would best preserve fullness for your particular hair.

— Ashley Lynch, Miami Herald, 28 Oct. 2026
Smaller rollers tend to produce tighter curves, while larger ones create looser waves or more subtle shaping.

— Ashley Lynch, Fort Worth Star-Telegram, 28 Oct. 2026

Definition of subtle

Browse Nearby Words

imperatives

imperceptible

imperceptibly

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“Imperceptible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperceptible. Accessed 30 Oct. 2026.

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Synonyms of imperceptible

adjective

Example Sentences

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