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1. (n.) trapezium
(in Euclidean geometry) any rectilinear quadrilateral plane figure not a parallelogram.
2. trapezium
a quadrilateral plane figure of which no two sides are parallel.
3. trapezium
Brit.
4. trapezium
the mammalian wrist bone that articulates with the metacarpal of the first digit or thumb.
Etymology: (1545–55; < NL < Gk trapézion kind of quadrilateral, lit., small table, dim. of trápeza table, shortening of *tetrapeza=tetra- four +-peza foot, akin to poús; see tetra -, foot)
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| Definition of 'trapezium' |
Princeton's WordNet |
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1. (noun) trapezium
a quadrilateral with no parallel sides
2. (noun) Trapezium
a multiple star in the constellation of Orion
3. (noun) trapezium, trapezium bone, os trapezium
the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals
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| Definition of 'trapezium' |
Webster Dictionary |
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1. (noun) trapezium
a plane figure bounded by four right lines, of which no two are parallel
2. (noun) trapezium
a bone of the carpus at the base of the first metacarpal, or thumb
3. (noun) trapezium
a region on the ventral side of the brain, either just back of the pons Varolii, or, as in man, covered by the posterior extension of its transverse fibers
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Definitions of trapezium 
