ultraefficient
/ˌʌltrəˈfɪʃənt/
adjective
- Extremely efficient; achieving maximum productivity with minimum wasted effort or resources.
- Solar panels have become ultraefficient, converting more sunlight into electricity than ever before.
- Her ultraefficient filing system saves the office hours of work each week.
- The new ultraefficient engine uses half the fuel of a standard model.
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