Mason and Dixon's line

Letters that make Mason and Dixon's line

s, a, o, d, e, l, n, m, i, x are letters that make 'Mason and Dixon's line'

son, AN, MA, Mason, ma, mason, Dix, Lin, IX, mA, on, ix, li, as, so, in, line, AS, IN, NE, ND, Son, As, In, Li, Nd, Ne are words within 'Mason and Dixon's line'

1 possible definitions for 'Mason and Dixon's line'

Under this definition, mason and dixon's line is a noun and has the following properties:

Mason-Dixon line, Mason and Dixon line have the same meaning as 'Mason and Dixon's line'

'Mason and Dixon's line' can be considered an instance of state line, state boundary.