English adjective: efficient | |||
| 1. | efficient being effective without wasting time or effort or expense | ||
| Samples | An efficient production manager. Efficient engines save gas. | ||
| Similar | businesslike, cost-effective, cost-efficient, economic, economical, expeditious, high-octane, streamlined | ||
| See also | competent, effective, effectual, efficacious | ||
| Antonyms | inefficient | ||
| 2. | efficient able to accomplish a purpose; functioning effectively | ||
| Samples | People who will do nothing unless they get something out of it for themselves are often highly effective persons.... Effective personnel. An efficient secretary. The efficient cause of the revolution. | ||
| Synonyms | effective | ||
| Similar | competent | ||
| Antonyms | incompetent | ||