pinhole

[ pin-hohl ]

noun

1. a small hole made by or as by a pin.
2. a hole for a pin to go through; tiny aperture.

pinhole

/ ˈpɪnˌhəʊl /

noun

1. a small hole made with or as if with a pin
2. archery the exact centre of an archery target, in the middle of the gold zone

Word History and Origins

Origin of pinhole¹

First recorded in 1670–80; pin + hole

Example Sentences

People without protection can still view the eclipse indirectly through a homemade pinhole projector.

From Los Angeles Times

With your back to the sun, position the foil side of the box over your shoulder, letting light stream through the pinhole.

From New York Times

You can also indirectly see the eclipse by using a pinhole projection.

From Los Angeles Times

“The sun will be a little bit brighter, but you shouldn’t ever look at it except during totality without either approved eclipse glasses or in the correct pinhole camera,” Christian said.

From Seattle Times

If you don’t have eclipse glasses, you can use an indirect viewing method such as a colander or pinhole projector.

From Salon