efficiency

Plural: efficiencies

Noun

• the ratio of the output to the input of any system
• skillfulness in avoiding wasted time and effort
  • "she did the work with great efficiency"
• The extent to which a resource is used for the intended purpose.
• The extent to which a resource is used for the intended purpose.
• The ratio of useful work to energy expended. Often given the symbol η.
• The extent to which a resource is used for the intended purpose.
• The extent to which time is well used for the intended task.
• The quality of producing an effect or effects.
• A one-room apartment.

Examples

• fully-furnished efficiencies
• I have an efficiency available June through July.
• The efficiency of the planning department is deplorable.
• The efficiency of this loudspeaker is 40%.

Synonyms

bedsit, efficiency apartment, studio apartment

Antonyms

inefficiency, wastefulness

Related Words

effect, effective, effectiveness, effectivity, effector, effectual, effectuate, efficacious, efficacity, efficacy, efficient, efficiently