efficiency
//ɪˈfɪʃ.ən.si//
formalForms
- Plural
- efficiencies
Definitions
1.The extent to which a resource is used for the intended purpose.
- The efficiency of this loudspeaker is 40%.
- The efficiency of the planning department is deplorable.
- Even at the busiest periods, an air of quiet orderliness pervades the hall, and the first impression gained by the traveller is one of efficiency, neatness and cleanliness.
2.A one-room apartment.
- I have an efficiency available June through July.
Frequency
Overall
Uncommon· #3282
By learning goal
- Everyday conversation
- Rare
- General reading & writing
- Uncommon
- Academic
- Uncommon
- Literature
- Rare
Etymology
From Latin efficientia, equivalent to efficient + -cy.