| noun | a company that performs a public service; subject to government regulation |
| noun | the quality of being of practical use |
| noun | the service (electric power or water or transportation) provided by a public utility “the cost of utilities never decreases” |
| noun | (economics) a measure that is to be maximized in any situation involving choice |
| noun | (computer science) a program designed for general support of the processes of a computer “a computer system provides utility programs to perform the tasks needed by most users” |
| noun | 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 “the price of the house included all utilities” |
| adjective | used of beef; usable but inferior |
| adjective | capable of substituting in any of several positions on a team “a utility infielder” |
| utilitarian | adjective | having utility often to the exclusion of values |
| utile | adjective | being of use or service |
| utilize | verb | put into service; make work or employ for a particular purpose or for its inherent or natural purpose |
| utilise | verb | put into service; make work or employ for a particular purpose or for its inherent or natural purpose |
| useful | adjective | having a useful function |
| substitute | noun | an athlete who plays only when a starter on the team is replaced |