quadrilateral

2 ENTRIES FOUND:

1quad·ri·lat·er·al

noun \ˌkwä-drə-ˈla-t(ə-)rəl\

geometry : a flat shape that has four sides and four angles

Full Definition of QUADRILATERAL

:  a polygon of four sides

Origin of QUADRILATERAL

Latin quadrilaterus four-sided, from quadri- + later-, latus side
First Known Use: 1650

2quadrilateral

adjective

Definition of QUADRILATERAL

:  having four sides

First Known Use of QUADRILATERAL

1656

quad·ri·lat·er·al

adjective \ˌkwäd-rə-ˈlat-ə-rəl, -ˈla-trəl\   (Medical Dictionary)

Medical Definition of QUADRILATERAL

: having four sides <a quadrilateral muscle>

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