Noun
one of the system of highways linking major cities in the 48 contiguous states of the United States
Source: WordNetThanks to the Interstate Highway System, it is now possible to travel across the country from coast to coast without seeing anything. Charles Kuralt
The Florida peninsula is, in fact, an emerging plateau, honeycombed with voids and vents, caves and underground waterways. Travelers on Interstate Highway I-75 have no idea that, beneath them, are cave labyrinths still being mapped by speleologists - 'cavers,' they prefer to be called. Randy Wayne White
Discount air fares, a car in every parking space and the interstate highway system have made every place accessible - and every place alike. Ronald Steel
We did such a great job of creating the interstate highway system in Oklahoma City that we don't have traffic congestion. You can actually get a speeding ticket during rush hour in the city. That's how great our traffic flows. Mick Cornett
I've been on every interstate highway in the lower forty-eight states by now, and I never get tired of the view. Steve Earle
America’s interstate highway system is a lifeline for businesses, and some of them are pretty unusual. Source: Internet