efficiencies

nounadeptness, effectiveness

Synonyms for efficiencies

noun adeptness, effectiveness

Antonyms for efficiencies

Word Origin & History

1590s, "power to accomplish something," from Latin efficientia (from efficientem; see efficient) + -cy. In mechanics, "ratio of useful work done to energy expended," from 1858. Attested from 1952 as short for efficiency apartment (itself from 1930).

Example Sentences for efficiencies

It is the most efficient type of water-wheel, efficiencies of 90 per cent.

How do you account for any differences in the efficiencies found?

The efficiencies are shown along the bottom line, and the 100 per cent.

These efficiencies are in terms of the most efficient (yellow-green) light.

Of course, the efficiencies of light-sources are usually of interest to the consumer if they are expressed in terms of cost.

Wages reflect the efficiencies of countries, not of course perfectly, but in some degree.

Hence it is that the average efficiency of pumps of this kind is in practice less than the efficiencies given above.

Especial attention given in advance to the kitchen will be more than repaid by the convenience and efficiencies secured.

It is evident that the efficiency of the whole train is the product of the efficiencies of its sections.

In other words, the Prussian Empire, with all its perfections and efficiencies, has one notable defect—that it is a dead thing.