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camera obscura

[ob-skyoo r-uh] /ɒbˈskyʊər ə/
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 arranged to receive them: used for sketching, exhibition purposes, etc.
Origin of camera obscura
1660-70; < New Latin: dark chamber; see camera, obscure Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for camera-obscura

camera obscura

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
Word Origin
New Latin: dark chamber
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
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Word Origin and History for camera-obscura

camera obscura


1725, "a darkened room;" c.1730, "a device for project pictures;" see camera.

Online Etymology Dictionary, © 2010 Douglas Harper
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