UNDECAGON


Meaning of UNDECAGON in English

/un dek"euh gon'/ , n.

a polygon having 11 angles and 11 sides.

[ 1720-30; un-, as in undecim eleven ( un ( us ) one + -decim, comb. form of decem TEN) + DECAGON ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .