alignment
1.
An adjustment in a straight line.
2.
The theoretical, definitive lines that establish the position of construction (such as a building) or the shape of an individual element (such as a curved or straight beam).
3.
In highway and other surveys, the ground plan depicting direction of the route as distinguished from a profile, which shows the vertical element.
4.
In prehistoric building, formal alleys of standing stones, as at Carnac in France.
