trapezium: Meaning and Definition of


Pronunciation: (tru-pē'zē-um), [key]
— pl. -zi•ums, -zi•a
    1. (in Euclidean geometry) any rectilinear quadrilateral plane figure not a parallelogram.
    2. a quadrilateral plane figure of which no two sides are parallel.
    3. Brit.trapezoid (def. 1a).
  1. a bone in the wrist that articulates with the metacarpal bone of the thumb.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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