Webster's Revised Unabridged Dictionary · 1913

Milliary

Milliary (mil"li*a*ry) , adjective

[Latin milliarius containing a thousand, from mille thousand: compare French milliaire milliary. See Mile.]

Of or pertaining to a mile, or to distance by miles; denoting a mile or miles.
A milliary column, from which they used to compute the distance of all the cities and places of note. — Evelyn

Milliary (#) , noun

[Latin milliarium. See Milliary, a.]

A milestone.