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trapezium

also trapezia

Quick answer

As a noun, trapezium means a quadrilateral with two sides parallel.

Meanings of trapezium

7 meanings

geometryUKaunzA quadrilateral with two sides parallel.
restrictivelyA quadrilateral with two sides parallel and two sides non-parallel.
anatomyThe trapezium bone of the wrist.
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.
A multiple star in the constellation of Orion
The wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpalsbody
Similar: trapezium bone, os trapezium

Older and rare meanings (1)

geometryUSdatedA four-sided polygon with no parallel sides and no sides equal; a simple convex irregular quadrilateral.

Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).

UKA quadrilateral with two sides parallel.

USA four-sided polygon with no parallel sides and no sides equal; a simple convex irregular quadrilateral.

noun: the wrist bone on the thumb side of the hand that articul…

trapezium boneos trapezium

Oppositesparallelogram

z10

Scrabble & Words With Friends: valid word22 points before bonuses.9 letters.