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). â off camera.
serf. 1  a person in a condition of servitude, required to render services to a lord, commonly attached to the lord's land and transferred with it from one owner to another. 2  a slave.
Part of a series on. The proletariat (/ËproÊlÉªËtÉÉriËÉt/ from Latin proletarius) is a term for the class of wage-earners, in a capitalist society, whose only possession of significant material value is their labor-power (their ability to work); a member of such a class is a proletarian. 1 Usage in the Constitution of the Roman Republic.