Freebase(2.00 / 1 vote)Rate this definition: Proletariat. The proletariat is a term used to describe the class of wage-earners in a capitalist society whose only possession of significant material value is their labor; a member of such a class is a proletarian.
IBM Rational DOORS is a requirements management application for optimizing requirements communication, collaboration and verification throughout your organization and supply chain. This scalable solution can help you meet business goals by managing project scope and cost.
The name of an IBM computer comes from the first people to make a computer, and it does not neceseraly need to be branded IBM IBM computers on the other hand is a company that makes and sells computer systems and software. (although lenovo recently took over the making of computers department)