trapezoid Meaning, Definition & Usage
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noun a quadrilateral with two parallel sides
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noun the wrist bone between the trapezium and the capitate bones
trapezoid bone; os trapezoideum.
WordNet
Trap"e*zoid noun
Etymology
Gr. trapezoid-shaped; table + shape, likeness: cf. F.Definitions
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(Geom.) A plane four-sided figure, having two sides parallel to each other. -
(Anat.) A bone of the carpus at the base of the second metacarpal, or index finger.
Trap"e*zoid adjective
Definitions
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Having the form of a trapezoid; trapezoidal; as, the .trapezoid ligament which connects the coracoid process and the clavicle -
(Anat.) Of or pertaining to the trapezoid ligament; as, the .trapezoid line