The AI-powered English dictionary
plural pinholes
A small hole, of a size that could have been made by a pin examples
The aperture in a pinhole camera or camera obscura quotations examples
These [the eyes of the nautilus] are the simplest eyes of any large living animal -- lensless 'pinholes' that project a hazy and rather dim image onto its retinas.
2012, Caspar Henderson, The Book of Barely Imagined Beings, page 216
third-person singular simple present pinholes, present participle pinholing, simple past and past participle pinholed
(transitive) To form one or more pinholes in. examples