greater multangular bone -->
trapezium
medical dictionary

Origin: NL, fr. Gr. A little table, an irregular four-sided figure, dim. Of a table, for; (see Tetra-) + foot, akin to foot; hence, originally, a table with four feet. See Foot.

1. <geometry> A plane figure bounded by four right lines, of which no two are parallel.

2. <anatomy> A bone of the carpus at the base of the first metacarpal, or thumb. 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 fibres.

(01 Mar 1998)

trapeze, trapezial, trapeziform, trapeziometacarpal < Prev | Next > trapezium bone, trapezius, trapezohedron

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