QUADRILATERAL


Meaning of QUADRILATERAL in English

I. ˌkwä-drə-ˈla-t(ə-)rəl noun

Etymology: Latin quadrilaterus four-sided, from quadri- + later-, latus side

Date: 1650

: a polygon of four sides

II. adjective

Date: 1656

: having four sides

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.