trap‧e‧zoid /ˈtræpəzɔɪd, ˈtræpɪzɔɪd/
noun [countable] technical[
Date: 1700-1800;
Language: Modern Latin;
Origin: trapezoïdes, from Greek, 'trapezium-shaped', from trapeza; ⇒ trapezium]
1. British English a shape with four sides, none of which are parallel
2. American English a shape with four sides, only two of which are parallel
[TahlilGaran] Dictionary of Contemporary English ▲