Milliary \Mil"li*a*ry\, a. [L. milliarius containing a thousand, fr. mille thousand: cf. F. 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 \Mil"li*a*ry\, n.; pl. {Milliaries}. [L. milliarium. See {Milliary}, a.] A milestone.