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imperceptible

[im-per-sep-tuh-buhl] / ˌɪm pərˈsɛp tə bəl /


Example Sentences

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A rise-and-fall tempo is necessary — even if, in the case of “Gail Daughtry,” the undulation is almost imperceptible.

From Salon Jul. 12, 2026

"The patterned nanostructures are imperceptible to the human eye, about the size of the wavelength of visible light," Dionne adds.

From Science Daily May 30, 2026

The wires are nearly imperceptible, and extra heating elements around the edges ensure most of the mattress surface is heated—something many heated blankets don’t always achieve.

From The Wall Street Journal Jan. 23, 2026

The hum of the electric motor is imperceptible, and it is only at speed that the sound of the rolling wheels on the road breaks through.

From BBC Sep. 3, 2025

At auctions, Frank Phillips and one of his brothers used almost imperceptible signals—a raised eyebrow or a flick of a cigar.

From "Killers of the Flower Moon" by David Grann




Vocabulary lists containing imperceptible


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