trapezium, n.
(trapezia)
(trapezia)
the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals
<noun.body>
os trapezium trapezium trapezium bone
semantic pointers
hypernym
a quadrilateral with no parallel sides
<noun.shape>
trapezium
lexical pointers
antonym
semantic pointers
domain of synset (region)
hypernym