1. the ability to accomplish something with the least waste of time and effort
2. the ratio of useful output to total input in a system or process
Usage: technical

Examples

• The new software improved the team’s efficiency by 30%.
• She completed the project with remarkable efficiency.
• The company is looking for ways to increase efficiency in manufacturing.
• Energy efficiency is important for reducing costs.
• The engine’s efficiency rating determines fuel consumption.
• His efficiency at organizing events made him popular with clients.