Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
unconventional
uncool
uncoordinated
uncork
uncount noun
uncountable
uncounted
uncouple
uncouth
uncovenanted
uncover
uncovered
uncrewed
uncritical
uncross
uncrowned
unction
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

undecagon

un·dec·a·gon [ un dékə gòn ] (plural un·dec·a·gons)


noun 
Definition:
 
11-sided plane figure: a two-dimensional geometric figure formed of eleven sides and eleven angles

[Early 18th century. < Latin undecim "eleven" + -gon, after decagon]
Advertisement

© 2009 Microsoft