Source : Webster's Revised Unabridged Dictionary (1913)

Camera \Cam"e*ra\, n.; pl. E. {Cameras}, L. {Camerae}. [L.
   vault, arch, LL., chamber. See {Chamber}.]
   A chamber, or instrument having a chamber. Specifically: The
   {camera obscura} when used in photography. See {Camera}, and
   {Camera obscura}.

   {Bellows camera}. See under {Bellows}.

   {In camera} (Law), in a judge's chamber, that is, privately;
      as, a judge hears testimony which is not fit for the open
      court in camera.

   {Panoramic}, or {Pantascopic}, {camera}, a photographic
      camera in which the lens and sensitized plate revolve so
      as to expose adjacent parts of the plate successively to
      the light, which reaches it through a narrow vertical
      slit; -- used in photographing broad landscapes. --Abney.