Noun
a company that performs a public service; subject to government regulation
Source: WordNetPublic utility pleads most forcibly for the general distribution of the Holy Scriptures. James McHenry
Public utility is often served by the injury of individuals. Jean-Louis Guez de Balzac
Comic strips are like a public utility. They're supposed to be there 365 days a year, and you're supposed to be able to hit the mark day after day. Garry Trudeau
Reddit is not a public utility or a public square; it's a privately owned space on the Internet. John Scalzi
Also under new business, was the approval of an ordinance providing for the issuance and sale of combined public utility system refunding revenue bonds of the City of Newberry. Source: Internet
In a customs house, Greek Doric suggested incorruptibility; in a Protestant church a Greek Doric porch promised a return to an untainted early church; it was equally appropriate for a library, a bank or a trustworthy public utility. Source: Internet