What does align mean?
The definition of align
A*lign”, v. t.
Etym: [F. aligner; à (L. ad) + ligne (L. linea) line. See Line, and cf. Allineate.]

To adjust or form to a line; to range or form in line; to bring into line; to aline.

A*lign”, v. t.
To form in line; to fall into line.