What’s the Difference Between a Street and a Road? | Mental Floss

An avenue is traditionally a straight road with a line of trees or shrubs running along each side, which emphasize arrival at a landscape or architectural feature.*A boulevard is usually a widened, multi-lane arterial street with a median and landscaping between the curbs and sidewalks on either side.*A court is a short street that ends as a cul de sac.

Source: What’s the Difference Between a Street and a Road? | Mental Floss