Substile definitions Webster's 1828 Dictionary SUB'STILE, n. [sub and ... on which the stile is erected. Webster's 1913 Dictionary Substile Sub"stile`, n. (Dialing) See Substyle. Webster's 1913 Dictionary ... plane perpendicular to it passing through the style. [Written also substile.] --Hutton.
... line on which this plane is erected, is called the substile; and the angle included between the substile and stile, is called the elevation or highth of the ...