flut·ing 
(fltĭng)
(fltĭng)n.
1.
a. Architecture A decorative motif consisting of a series of uniform, usually vertical flutes, as those incised in the surface of a column.
b. The act of incising or making grooves.
2. The grooves formed by narrow pleats in cloth, as in a ruffle.
flutingDoric columns at the Lincoln Memorial
Washington, DC