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.
About bifold doors. Bifold doors are also known as bi-folding doors, folding sliding doors, glass sliding doors and sliding room dividers. In its simplest term, a bifold is a door that slides open while its panels fold up and stack neatly against the wall â like a concertina. Bifold doors often connect rooms to an outdoor area, such as an entrance to a garden or conservatory, but they can be used for a variety of purposes.