Crossword clues for undecagon
The Collaborative International Dictionary
Undecagon
Undecagon \Un*dec"a*gon\, n. [L. undecim eleven + Gr. ? an angle.] (Geom.) A figure having eleven angles and eleven sides.
Wiktionary
undecagon
n. (context geometry English) A polygon with eleven sides and eleven angles.
WordNet
undecagon
n. an eleven-sided polygon