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Word: trapezium (lookup usage) (lookup stats)


Meaning:

Noun:

  • A bone of the carpus at the base of the first metacarpal, or thumb.
  • 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.
  • geometry|British A four-sided polygon with two sides parallel; a trapezoid (modern sense)
  • geometry|US A four-sided polygon with no parallel sides and no sides equal; a simple convex irregular quadrilateral.

Source: Wiktionary | Src Info »