1. trapezoid - Noun
2. trapezoid - Adjective
A plane four-sided figure, having two sides parallel to each other.
A bone of the carpus at the base of the second metacarpal, or index finger.
Having the form of a trapezoid; trapezoidal; as, the trapezoid ligament which connects the coracoid process and the clavicle.
Of or pertaining to the trapezoid ligament; as, the trapezoid line.
Source: Webster's dictionaryAlternative definitions are a quadrilateral with an axis of symmetry bisecting one pair of opposite sides, or a trapezoid with diagonals of equal length. Source: Internet
Also, cut a white triangle for his shirt that is smaller than the trapezoid, and a black bow tie. Source: Internet
In the case of trapezoid geometric microliths, on the other hand, the notches are not retouched, leaving a portion of the natural edge between them. Source: Internet
Another method includes an asterism made up of Sigma, Chi, Tau, and Upsilon Octantis, which form a distinctive trapezoid shape. Source: Internet
Any shape other than a simple trapezoid requires evaluation of the above integral. Source: Internet
C. “A Digital Flowmeter Without Moving Parts”, Amer. Soc. Mech. Engr., 65-WA/FM-6, 1965 The inserted shape was that of a trapezoid with the wider end facing upstream. Source: Internet