pinhole

noun

pin·​hole ˈpin-ˌhōl How to pronounce pinhole (audio)
: a small hole made by, for, or as if by a pin

Examples of pinhole in a Sentence

The water was leaking through a pinhole in the pipe. pinholes in a bedsheet will look like stars if you shine a light from behind it
Recent Examples on the Web Warby Parker provided a guide on how to DIY your own pinhole projector, or check out NASA's video tutorial. Laura Daniella Sepulveda, The Arizona Republic, 8 Apr. 2024 As light filters through the overlapping leaves of trees, these natural pinholes will project miniature eclipse replicas on the ground. Jennifer Dixon, Detroit Free Press, 8 Apr. 2024 The California Science Center provided paper and plastic protective glasses and materials to make pinhole cameras to view the eclipse safely. Hannah Fry, Los Angeles Times, 8 Apr. 2024 To safeguard your vision, here's how to make a box pinhole projector with common household items. John Tufts, The Courier-Journal, 7 Apr. 2024 Several public libraries in the greater Los Angeles area are also hosting viewing parties where sky watchers can make pinhole cameras, spy the sky through solar telescopes, pick up viewing glasses, and learn about eclipses. Melissa Locker, TIME, 6 Apr. 2024 Most pinholes are round (because pins have cylindrical shafts). Rhett Allain, WIRED, 5 Apr. 2024 Its website also has instructions for making a pinhole viewer. Bay Area News Group, The Mercury News, 5 Apr. 2024 But the rest of America, weather permitting, will have a chance to view a partial eclipse with proper eclipse glasses or an eclipse viewer, such as a pinhole projector or even a kitchen colander. Jenna Prestininzi, Detroit Free Press, 8 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pinhole.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1612, in the meaning defined above

Time Traveler
The first known use of pinhole was in 1612

Dictionary Entries Near pinhole

Cite this Entry

“Pinhole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pinhole. Accessed 30 Apr. 2024.

Kids Definition

pinhole

noun
pin·​hole -ˌhōl How to pronounce pinhole (audio)
: a very small hole made by or as if by a pin

More from Merriam-Webster on pinhole

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