large — of more than average size, quantity, degree, etc.; exceeding that which is common to a kind or class; big; great: a large house; a large number; in large measure; to a large extent.
freeway — an express highway with no intersections, usually having traffic routed on and off by means of a cloverleaf.
interstate — connecting or involving different states: interstate commerce.
superhighway — a highway designed for travel at high speeds, having more than one lane for each direction of traffic, a safety strip dividing the two directions, and cloverleaves to route the traffic on and off the highway. Compare expressway.
turnpike — a high-speed highway, especially one maintained by tolls.
parkway — a broad thoroughfare with a dividing strip or side strips planted with grass, trees, etc.
thruway — a limited-access toll highway providing a means of direct transportation between distant areas for high-speed automobile traffic.