efficiency (noun)
41luminous efficiency — noun : the ratio of the total luminous flux radiated by any source to the total radiant flux from that source commonly expressed in lumens per watt …
42thermal efficiency — noun : the ratio of the heat utilized by a heat engine to the total heat units in the fuel consumed …
43thermodynamic efficiency — noun : the ratio of work output to heat energy input in a heat engine cycle or of heat energy removal to work input in a refrigeration cycle …
44transmission efficiency — noun : the ratio of the power received over a transmission path to the power transmitted; also : the ratio of the output to the input power of a circuit or device …
45window-efficiency ratio — noun : daylight factor …
46x-efficiency — ˌx efˈficiency noun [uncountable] COMMERCE HUMAN RESOURCES the ability of a business to achieve the best results in the most economic way in relation to the number of employees, machines etc it has: • the x efficiency of commercial banks in Hong… …
47technical efficiency — ➔ efficiency * * * technical efficiency UK US noun [U] PRODUCTION ► a situation in which a company or a particular machine produces the largest possible number of goods with the time, materials, labour, etc. that are available: »We place a lot of …
48industrial efficiency — ➔ efficiency * * * industrial efficiency UK US noun [U] PRODUCTION ► the ability of a manufacturer to produce a product at as low a cost as possible and still make a profit: »From the viewpoint of industrial efficiency, larger units of production …
49cost efficiency — ˌcost efˈficiency noun cost efficiencies PLURALFORM [countable, uncountable] COMMERCE the act of saving money by making a product or performing an activity in a better way: • The systems offer cost efficiencies in terms of easier administration… …
50fuel efficiency — UK US noun [U] NATURAL RESOURCES ► (also fuel economy) the relationship between the amount of fuel a car uses and the distance it travels: »Hybrids can give up to 40% better fuel efficiency, depending on how they are driven. ► a measure of how… …
