a wide street or main thoroughfare.

a means of access or attainment

avenues of escape; avenues to greater power.

a way or means of entering into or approaching a place

the various avenues to India.

Chiefly British .

a wide, usually tree-lined road, path, driveway, etc., through grounds to a country house or monumental building.

a suburban, usually tree-lined residential street.

noun

access , alley , approach , boulevard , channel , course , drive , entrance , entry , exit , outlet , parkway , passage , pathway , promenade , road , route , thoroughfare , way , expressway , freeway , highway , path , roadway , street , superhighway , thruway , turnpike , alee , artery , gate , mall , means , opening , passageway