hrombos, rhombus (gig); trapezion, trapezium (wedge); trapezoid (wedgelike)
The name "trapezoid" is a US term to mean the quadrilaterals that have only one pair of parallel opposite sides.The root term "trapezium" (UK term for a trapezoid) is a Latin word, which comes from the Greek word trapezion (little table).The Greek word for trapezoid is trapézoeide(table-like).
The term "Trapeze" is originally French word taken from the Latin "trapezium." This comes from the Greek word "trapezion" literally meaning "a small table." The derivation came to describe a quadrilateral which happens to be the shape formed by the crane bar, trapeze bar and the two supporting lines. The term "trapezoid" also describes the same quadrilateral having only two sides parallel.The general definition for a Trapeze is "a gymnastic or acrobatic apparatus consisting of a short horizontal bar suspended by two parallel ropes"