Dictionary

trapezium

noun tra·pe·zi·um \trə-ˈpē-zē-əm, tra-\

: a four-sided shape that has no parallel sides

plural tra·pe·zi·ums or -zia \-zē-ə\

Full 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
ADVERTISEMENT

Origin of TRAPEZIUM

New Latin, from Greek trapezion, literally, small table, diminutive of trapeza table, from tra- four (akin to tettares four) + peza foot; akin to Greek pod-, pous foot — more at four, foot
First Known Use: 1570

Rhymes with TRAPEZIUM

Medical Dictionary

trapezium

noun tra·pe·zi·um \trə-ˈpē-zē-əm, tra-\
plural tra·pe·zi·ums or -zia \-zē-ə\

Medical Definition of TRAPEZIUM

:  a bone in the distal row of the carpus at the base of the thumb—called also greater multangular

Illustration of TRAPEZIUM

Browse

Next Word in the Dictionary: trapeziusPrevious Word in the Dictionary: trapezistAll Words Near: trapezium
ADVERTISEMENT
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears