pin·​hole | \ ˈpin-ˌhōl How to pronounce pinhole (audio) \

Definition of pinhole

: a small hole made by, for, or as if by a pin

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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 Viewing the confrontation with China through the pinhole of trade relations is an error. The Editors, National Review, "On China, Pinholes and Pinpricks," 17 Jan. 2020 There’s a small pinhole in the cardboard and a white screen behind. Wired, "Wrong Answer, Class. Excellent Work!," 15 Oct. 2019 Tiny pinholes in the bottom of the bag let water drip out very slowly over a period of up to 10 hours. Beth Botts,, "Funny-looking green or brown bags help water new trees," 17 Sep. 2019 Microneedling improves the color and appearance of stretch marks by creating tiny pinhole injuries in the stretch mark itself. April Franzino, Good Housekeeping, "What Is Microneedling — and Is It Safe?," 29 July 2019 On the front, that Infinity-O pinhole holds a 10-megapixel autofocus lens with an 80-degree viewing angle. Jacob Krol, CNN Underscored, "First look at the Samsung Galaxy Note 10 & 10+: Why they're worth preordering," 8 Aug. 2019 Step 2: Make the Burner Holes Using the knife on your multitool or an awl, make a series of pinholes around the upper rim of the stove and one larger one right in the middle of the top. Outside Online, "5 Ways to Impress Your Friends at the Campsite," 25 July 2019 Students will work on projects, such as creating pinhole cameras for use by people with limited mobility and learning how to seismically test buildings. Andrew J. Campa, Burbank Leader, "St. John Paul II STEM Academy to separate female and male students to encourage them in certain classes," 23 July 2019 In 2013, a resident of Alberta, Canada, took this pinhole camera photograph of the sun’s path throughout the year and shared it with the astronomy website EarthSky. Brian Resnick, Vox, "Earth’s seasons, explained in one GIF," 21 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pinhole.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of pinhole

1612, in the meaning defined above

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Time Traveler for pinhole

Time Traveler

The first known use of pinhole was in 1612

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Statistics for pinhole

Last Updated

26 Jan 2020

Cite this Entry

“Pinhole.” Dictionary, Merriam-Webster, Accessed 17 Feb. 2020.

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More Definitions for pinhole


How to pronounce pinhole (audio)

English Language Learners Definition of pinhole

: a very small hole made by a pin or in some other way

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More from Merriam-Webster on pinhole

Thesaurus: All synonyms and antonyms for pinhole

Rhyming Dictionary: Words that rhyme with pinhole

Britannica English: Translation of pinhole for Arabic Speakers

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