Dictionary
pol•y•gon
Pronunciation: (pol'ē-gon"), [key]—
n.
a figure, esp. a closed plane figure, having three or more, usually straight, sides. See illus. under
heptagon, hexagon, octagon, pentagon, quadrilateral, triangle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.