trapezium
n. (pl. -s or -zia) 1 quadrilateral with only one pair of sides parallel. 2 us = *trapezoid 1. [greek trapezion]
n. A plane figure bounded by four right lines, of which no two are parallel.
n. (pl. -s or -zia) 1 quadrilateral with only one pair of sides parallel. 2 us = *trapezoid 1. [greek trapezion]
n. A plane figure bounded by four right lines, of which no two are parallel.