efficiency

/ɪˈfɪʃənsi/
nounIntermediate
general

The ability to accomplish a task or produce a result with minimal wasted effort, time, or resources.

Energy-efficient appliances use less electricity while providing the same performance.

These appliances save energy without losing functionality.

The factory increased its efficiency by optimizing its production line.

The factory became more productive by improving its workflow.

💡

Efficiency often involves reducing waste, improving speed, or using fewer resources to achieve the same outcome.

Collocations

energy efficiencythe use of technology or methods to reduce energy consumptioncost efficiencyachieving goals with minimal financial expenseoperational efficiencythe smooth and effective functioning of a business or system

Synonyms

Antonyms

Related Phrases

time efficiencyphrase
completing tasks quickly without unnecessary delays
efficiency gainsphrase
improvements in productivity or resource use

💡Pro Tip

Efficiency vs. Effectiveness

Efficiency focuses on doing things right (minimizing waste), while effectiveness focuses on doing the right things (achieving goals).

Gold Rule

Measure Efficiency

To improve efficiency, first measure it—track time, resources, and output to identify areas for improvement.

📖Word Origin

From Middle French 'efficience,' from Latin 'efficientia,' meaning 'the state of being effective.'

📝Usage Notes

Efficiency is often measured in specific contexts, such as energy efficiency (measured in kWh per unit of output) or labor efficiency (measured in output per worker).

Word Breakdown

effi-
effective, producing results
prefix
+
-cient
able, capable
root
+
-cy
state or quality
suffix
English Dictionary