naked eye

Idioms  

1. Sight unassisted by an instrument such as a microscope or telescope. For example, These insects are too small to be seen with the naked eye. This expression was first recorded in 1664.

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Example Sentences

See Examples For:

naked eye

You won't need binoculars or a telescope; the shower is best viewed with the naked eye.

From BBC ● Sep. 30, 2026

"It's the only unequivocal evidence of an impact event that you can see in the field with the naked eye," Osinski said.

From Science Daily ● Sep. 22, 2026

"In the few days we've been here, it's become clear that you can see the effects of climate change with the naked eye."

From Barron's ● Aug. 27, 2026

Seen with the naked eye from the stern of our 40-foot tour boat, the dark blobs bobbing in the restless sea didn’t look like much.

From The Wall Street Journal ● Aug. 26, 2026

And, to the naked eye, most cells growing in culture look the same.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot

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