Dodecagon

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Dodecagon \Do*dec"a*gon\, n. [Gr. ? twelve + ? angle: cf. F.
     dod['e]cagone.] (Geom.)
     A figure or polygon bounded by twelve sides and containing
     twelve angles.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  dodecagon
       n : a twelve-sided polygon