the service (electric power or water or transportation) provided by a public utility | an essential and distinguishing attribute of something or someone |
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 | (music) the distinctive property of a complex sound (a voice or noise or musical sound) |
the quality of being of practical use | a degree or grade of excellence or worth |
(computer science) a program designed for general support of the processes of a computer | a characteristic property that defines the apparent individual nature of something |
a company that performs a public service; subject to government regulation | high social status |
(economics) a measure that is to be maximized in any situation involving choice | |