Trapezium

//tɹəˈpiː.zi.əm// noun

Definitions

Noun
  1. 1
    A quadrilateral with two sides parallel. Australia, British, New-Zealand
  2. 2
    the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals wordnet
  3. 3
    A quadrilateral with two sides parallel.; A quadrilateral with two sides parallel and two sides non-parallel. Australia, British, New-Zealand
  4. 4
    a multiple star in the constellation of Orion wordnet
  5. 5
    A four-sided polygon with no parallel sides and no sides equal; a simple convex irregular quadrilateral. US, dated
Show 3 more definitions
  1. 6
    a quadrilateral with no parallel sides wordnet
  2. 7
    The trapezium bone of the wrist.
  3. 8
    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.

Etymology

Recorded since 1570, learned borrowing from Late Latin trapezium, from Ancient Greek τραπέζιον (trapézion, “irregular quadrilateral”, literally “a little table”), diminutive of τράπεζα (trápeza, “table”). Doublet of trapeze.

Next best steps

Mini challenge

Unscramble this word: trapezium