- expressway, freeway, motorway, pike, state highway, superhighway, throughway, thruway - a broad highway designed for high-speed traffic
--1 is a kind of highway, main road
--1 has parts: carriageway
--1 has particulars: autobahn; autostrada; turnpike - superhighway, information superhighway - an extensive electronic network (such as the internet) used for the rapid transfer of sound and video and graphics in digital form
--2 is a kind of network, electronic network