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efficiency
(Encyclopedia)efficiency. 1 In business and industry, see industrial management; productivity. 2 In physics, seemachine; work. ...typewriter
(Encyclopedia)typewriter, instrument for producing by manual operation characters similar to those of printing. Corresponding to each key on the instrument's keyboard is a steel type. Activated through a series of ...Marly-le-Roi
(Encyclopedia)Marly-le-Roi märlēˈ-lə-rwä [key], town (1990 pop. 16,775), Yvelines dept., N France, on the Seine River near Versailles. Nearby is the hamlet of Marly-la-Machine, where in 1682 a huge hydraulic e...Bramah, Joseph
(Encyclopedia)Bramah, Joseph brămˈə, bräˈ– [key], 1748–1814, English inventor. In 1784 he took out his first patent on a safety lock, and in 1795 he patented his hydraulic press, known as the Bramah press ...calculator
(Encyclopedia)calculator or calculating machine, device for performing numerical computations; it may be mechanical, electromechanical, or electronic. The electronic computer is also a calculator but performs other...ground-effect machine
(Encyclopedia)ground-effect machine: see air-cushion vehicle. ...automated teller machine
(Encyclopedia)automated teller machine (ATM), device used by bank customers to process account transactions. Typically, a user inserts into the ATM a special plastic card that is encoded with information on a magne...heart-lung machine
(Encyclopedia)heart-lung machine, device that maintains the circulation of the blood and the oxygen content of the body when connected with the arteriovenous system; it is also called the pump oxygenator. The machi...Vare, William Scott
(Encyclopedia)Vare, William Scott, 1867–1934, American political leader, b. Philadelphia. He engaged in machine politics and became (1898) a member of the select council of Philadelphia. He was recorder of deeds ...knitting
(Encyclopedia)knitting, construction of a fabric made of interlocking loops of yarn by means of needles. Knitting, allied in origin to weaving and to the netting and knotting of fishnets and snares, was apparently ...Browse by Subject
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