\begin{definition}[Definition:Polygon/Multi-lateral]
A '''multi-lateral polygon''' is a term to define a polygon with more than four sides.
{{EuclidSaid}}
:''{{:Definition:Euclid's Definitions - Book I/19 - Rectilineal Figure}}''
{{EuclidDefRefNocat|I|19|Rectilineal Figure}}
This definition is somewhat arbitrary and is rarely used, as its applications are limited.
\end{definition}