trapezium
tra·pe·zi·um
noun \trə-ˈpē-zē-əm, tra-\ plural tra·pe·zi·ums or -zia \-zē-ə\
Definition of TRAPEZIUM
1
a : a quadrilateral with no parallel sides b British : trapezoid 1b
2
: a bone in the wrist at the base of the metacarpal of the thumb
Origin of TRAPEZIUM
Rhymes with TRAPEZIUM
tra·pe·zi·um
noun \trə-ˈpē-zē-əm, tra-\ (Medical Dictionary)plural ; tra·pe·zi·umsor ; -zia \-zē-ə\ (audio pronunciation)
Medical Definition of TRAPEZIUM
: a bone in the distal row of the carpus at the base of the thumb—called also greater multangular
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