a system of related measures that facilitates the quantification of some particular characteristic | the service (electric power or water or transportation) provided by a public utility |
a decimal unit of measurement of the metric system (based on meters and kilograms and seconds) | a facility composed of one or more pieces of equipment connected to or part of a structure and designed to provide a service such as heat or electricity or water or sewage disposal |
a function of a topological space that gives, for any two points in the space, a value equal to the distance between them | the quality of being of practical use |
| (computer science) a program designed for general support of the processes of a computer |
| a company that performs a public service; subject to government regulation |
| (economics) a measure that is to be maximized in any situation involving choice |