Meaning of CAMERA in English

CAMERA

[cam.era] n [LL, room--more at chamber] (1712) 1: the treasury department of the papal curia

2. a: camera obscura b: a device that consists of a lightproof chamber with an aperture fitted with a lens and a shutter through which the image of an object is projected onto a surface for recording (as on film) or for translation into electrical impulses (as for television broadcast) -- on camera : before a live television camera

Merriam-Webster English vocab.      Английский словарь Merriam Webster.