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camera obscura

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noun cam·era ob·scu·ra \-əb-ˈskyu̇r-ə\

Definition of camera obscura

  1. :  a darkened enclosure having an aperture usually provided with a lens through which light from external objects enters to form an image of the objects on the opposite surface



Origin and Etymology of camera obscura

New Latin, literally, dark chamber


First Known Use: 1725


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to lessen in amount, effect, or force

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