efficient
Definitions
Achieving maximum productivity with minimum wasted effort or expense.
Capable of producing a desired result without wasting time, materials, or energy.
Examples
The new software is much more efficient at processing large datasets than the previous version.
She developed an efficient system for organizing her files to save time during the workday.
Public transportation is often the most efficient way to travel through a crowded city.
Synonyms
productive effective competent capable streamlined organized proficient
Antonyms
inefficient wasteful incompetent unproductive disorganized sluggish careless