avenue

noun

• 1a broad road in a town or city, typically having trees at regular intervals along its sides:tree-lined avenues surround the hotel [in proper names]:Euclid Avenue
• [in proper names] North American a thoroughfare running at right angles to the streets in a city laid out on a grid pattern:7th Avenue
• a tree-lined road or path, especially one that leads to a country house or similar building:an avenue of limes

• 2a way of approaching a problem or making progress toward something:three possible avenues of research suggested themselves