Main entry: usefulness, utility
Definition: the quality of being of practical use
Antonyms: unusefulness, uselessness, inutility
Definition: the quality of having no practical use
Main entry: substitute, utility
Definition: capable of substituting in any of several positions on a team
Usage: a utility infielder
Antonyms: primary
Definition: of first rank or importance or value; direct and immediate rather than secondary
Main entry: utility, utility-grade
Definition: used of beef; usable but inferior
Antonyms: superior, superordinate, higher-up
Definition: one of greater rank or station or quality
Antonyms: superior
Definition: of or characteristic of high rank or importance
Antonyms: superior
Definition: of high or superior quality or performance
Antonyms: superior
Definition: having an orbit farther from the sun than the Earth's orbit