efficiency
Translation
efficiency, productiveness
Examples
The new system improved the factory's efficiency.
The new system improved the factory's efficiency.
We need to increase energy efficiency.
We need to increase energy efficiency.
Grammar Patterns
the efficiency of ((sth.)) The efficiency of the new engine is high.
to improve/increase efficiency We are trying to improve efficiency in the office.
Similar Words
Synonyms: productiveness, effectiveness; Antonyms: inefficiency
Etymology
From Latin 'efficientia', from 'efficiens' (efficient). It shares the same root as 'effect', coming from 'efficere' (to accomplish).
Memory Tips
Efficiency is the ability to produce an 'effect' well. Notice the shared root to help remember the meaning.