undecagon Definition
an eleven-sided polygon.
Using undecagon: Examples
Take a moment to familiarize yourself with how "undecagon" can be used in various situations through the following examples!
Example
The stop sign is an undecagon shape.
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Summary: undecagon in Brief
An 'undecagon' [ˈʌndɛkəɡɒn] is a polygon with eleven sides, such as the shape of a stop sign.