English Dictionary: Efficiency | by the DICT Development Group |
2 results for Efficiency | |
From WordNet (r) 3.0 (2006) [wn]: | |
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From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
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. |