pinhole camera
If the jug has a pinhole in it, some of the water will leak out.
She runs her finger over the wall where the old pin holes were.
The drawings are on fragile paper with pin holes in the corners.
Water was escaping through a pinhole leak.

SMART Vocabulary: related words and phrases

Holes, hollows and dips
anti-crack
aperture
blistered
chink
cranny
cratering
gauge
hollow
interstice
leak
leaky
micropore
microporosity
microporous
piercing
pinprick
shaft
spyhole
thumbhole
void

You can also find related words, phrases, and synonyms in the topics:

Measuring & weighing

pinhole | American Dictionary

pinhole
noun[ C ]
us/ˈpɪnˌhoʊl/
a very small hole made by a pin or by something like it

Examples of pinhole

pinhole
Image of the glass shell made by applying a pinhole chamber.
This reference wave is generated by the diffraction of a very small pinhole.
Therefore, this image may be observed for the maximum diaphragm by the pinhole camera only.
Quasi-monoenergetic electron beam generation by using a pinhole like collimator in a self-modulated laser wakefield acceleration.
The empty square and the full circle indicate the transmission through a 100 mm pinhole and a 40 mm pinhole respectively.
Thus, an increased signal at the detector additionally would allow one to reduce the entrance pinhole diameter of the spectrometer.
Two pinhole cameras were fielded to record the time-integrated image of the pinch.
The distance from the pinhole disk to the photocathode was 1115 mm.
This is best seen in a pinhole camera image, which was taken side-on.
The image of the glass microsphere obtained by means of pinhole camera.
Besides, it was interesting to determine experimentally the deformation of the heated-up and the compressed capsule image received using pinhole camera.
The focused beam from the parabola was then sent through pinhole targets and onto a large area calorimeter.
The immediate implication is that one does not need any computation or pinhole for removing out-of-focus contributions.
Twenty-four images are projected by a 24 pinhole array on the eight microstrips of the detector.
The separation distance between pinholes was 350 mm.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.