camera obscura

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camera ob·scu·ra

(əb-skyo͝or′ə)
n.
A darkened chamber in which the real image of an object is received through a small opening or lens and focused in natural color onto a facing surface rather than recorded on a film or plate.

[New Latin camera obscūra : Latin camera, chamber; see chamber + Latin obscūra, feminine of obscūrus, dark; see obscure.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

camera obscura

(ɒbˈskjʊərə)
n
(Art Terms) a darkened chamber or small building in which images of outside objects are projected onto a flat surface by a convex lens in an aperture. Sometimes shortened to: camera
[New Latin: dark chamber]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

cam′era ob•scu′ra

(ɒbˈskyʊər ə)
n., pl. camera ob•scu•ras.
a darkened boxlike device in which images of external objects, received through an aperture, as with a convex lens, are exhibited in their natural colors on a surface.
[1660–70; < New Latin: dark chamber]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.camera obscura - a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surfacecamera obscura - a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surface
chamber - a natural or artificial enclosed space
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
His mind seemed to turn, on the instant, into a vast camera obscura, and he saw arrayed around his consciousness endless pictures from his life, of stoke-holes and forecastles, camps and beaches, jails and boozing-kens, fever-hospitals and slum streets, wherein the thread of association was the fashion in which he had been addressed in those various situations.
She's interested in the Luddite movement and in the lives and working conditions of historical and contemporary women textile workers, and her work often combines old technologies, such as camera obscuras, microscopes and stereoscopes, with new technologies like digital fabrication and video projection.
Many of the first camera obscuras were large rooms like that illustrated by the Dutch scientist Reinerus Gemma-Frisius in 1544, for observing a solar eclipse.
Aristotle (384-322 BC) understood the optical principle of the camera obscura. He viewed the crescent shape of a partially eclipsed sun projected on the ground through the holes in a sieve, and the gaps between leaves of a plane tree.
Popular tourist attractions in the 1700s and 1800s, camera obscuras haven't fared well in the 20th century.
Camera obscura, a darkened chamber or box with a pinhole, was known since Hellenistic times.
In a photographic world dominated by the digital, a few artists continue to explore the perceptual and cognitive consequences of older technologies: Barbara Ess, for instance, works with the pinhole camera, and Abelardo Morell the camera obscura. Such practitioners are not in thrall to the would-be monopolists of the computer industry.