noun / adjective
utility
Practical usefulness or benefit.
This multipurpose tool proves its utility in everyday household repairs.

Etymology
The Latin noun directly means usefulness or advantage. English preserves its concern with the practical benefit something provides.
In context
in Scottish water we benefit from a world-class utility providing water and sewage services delivered through a public ownership model
More examples
- The report questions the utility of adding another approval step.
- He chooses a plain utility jacket with sturdy pockets.
- Economists use utility to compare the satisfaction different purchases provide.
- As a utility player, she can cover several infield positions.
Forms
utility
utilitarian adjective — Favoring practical usefulness over beauty or luxury.