pinhole

[ pin-hohl ]

See synonyms for pinhole on Thesaurus.com

noun

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

Origin of pinhole

First recorded in 1670–80; pin + hole

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use pinhole in a sentence

"From the tiny tinge of fresh blood about one of the pinholes on the interior of the lining," explained Nick.
With Links of Steel | Nicholas Carter
Pinholes give an image that for all practical purposes may be said to be equally blurred or "soft" over the whole plate.
The Barnet Book of Photography | Various
The negative is prepared for printing as in all other processes by removing all defects such as pinholes, streaks, etc.
The Barnet Book of Photography | Various
It has tiny holes, and many of them; let us say it is freckled with pinholes, rather than pock-marked.
The Complete Book of Cheese | Robert Carlton Brown
These pinholes correspond to what are technically known to printers as "register marks."
Inquiries into Human Faculty and Its Development | Francis Galton

British Dictionary definitions for pinhole

pinhole

/ (ˈpɪnˌhəʊl) /

noun

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Browse