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Trap"e*zoid (?), n. [Gr. trapezoid-shaped; table + shape, likeness: cf. F. trap'ezoide. See Trapezium.]

1. Geom.

A plane four-sided figure, having two sides parallel to each other.

2. Anat.

A bone of the carpus at the base of the second metacarpal, or index finger.


© Webster 1913.

Trap"e*zoid, a.


Having the form of a trapezoid; trapezoidal; as, the trapezoid ligament which connects the coracoid process and the clavicle.

2. Anat.

Of or pertaining to the trapezoid ligament; as, the trapezoid line.


© Webster 1913.

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