(1):

(n.) The distance of any point in a curve or a straight line, measured on a line called the axis of ordinates or on a line parallel to it, from another line called the axis of abscissas, on which the corresponding abscissa of the point is measured.

(2):

(a.) Well-ordered; orderly; regular; methodical.

(3):

(v. t.) To appoint, to regulate; to harmonize.