Definition of Efficiency. Meaning of Efficiency. Synonyms of Efficiency

Here you will find one or more explanations in English for the word Efficiency. Also in the bottom left of the page several parts of wikipedia pages related to the word Efficiency and, of course, Efficiency synonyms and on the right images related to the word Efficiency.

Definition of Efficiency

Efficiency
Efficience Ef*fi"cience, Efficiency Ef*fi"cien*cy, n. [L. efficientia.] 1. The quality of being efficient or producing an effect or effects; efficient power; effectual agency. The manner of this divine efficiency being far above us. --Hooker. 2. (Mech.) The ratio of useful work to energy expended. --Rankine. Efficiency of a heat engine, the ratio of the work done an engine, to the work due to the heat supplied to it.

Meaning of Efficiency from wikipedia

- Efficiency is the (often measurable) ability to avoid wasting materials, energy, efforts, money, and time in doing something or in producing a desired...
- Pareto efficiency or Pareto optimality is a situation where no individual or preference criterion can be better off without making at least one individual...
- Solar cell efficiency refers to the portion of energy in the form of sunlight that can be converted via photovoltaics into electricity by the solar cell...
- Spectral efficiency, spectrum efficiency or bandwidth efficiency refers to the information rate that can be transmitted over a given bandwidth in a specific...
- The efficiency ratio indicates the expenses as a percentage of revenue (expenses / revenue), with a few variations – it is essentially how much a corporation...
- In a business context, operational efficiency is a measurement of resource allocation and can be defined as the ratio between an output gained from the...
- Fuel efficiency is a form of thermal efficiency, meaning the ratio of effort to result of a process that converts chemical potential energy contained in...
- Energy efficiency may refer to: Energy efficiency (physics), the ratio between the useful output and input of an energy conversion process Electrical efficiency...
- Faraday efficiency (also called faradaic efficiency, faradaic yield, coulombic efficiency or current efficiency) describes the efficiency with which charge...
- Engine efficiency of thermal engines is the relationship between the total energy contained in the fuel, and the amount of energy used to perform useful...