Boulevard1. (n.) Originally, a bulwark or rampart of fortification or fortified town.
2. (n.) A public walk or street occupying the site of demolished fortifications. Hence: A broad avenue in or around a city.
Thesaurus Entries
Autobahn, US highway, alley, alleyway, arterial, arterial highway, arterial street, artery, autoroute, autostrada, avenue, belt highway, blind alley, bypass, byway, camino real, carriageway, causeway, causey, chaussee, circumferential, close, corduroy road, county road, court, crescent, cul-de-sac, dead-end street, dike, dirt road, drag, drive, driveway, expressway, freeway, gravel road, highroad, highway, highways and byways, interstate highway, lane, local road, main drag, main road, mews, motorway, parkway, path, pave, paved road, pike, place, plank road, primary highway, private road, right-of-way, ring road, road, roadbed, roadway, route nationale, row, royal road, secondary road, speedway, state highway, street, superhighway, terrace, thoroughfare, through street, thruway, toll road, township road, track, turnpike, wynd