trapezium [ tr uh- pee-zee- uhm ] SHOW IPA / trəˈpi zi əm / PHONETIC RESPELLING noun, plural tra·pe·zi·ums, tra·pe·zi·a [tr uh- pee-zee- uh]. /trəˈpi zi ə/. Geometry. (in Euclidean geometry) any rectilinear quadrilateral plane figure not a parallelogram. a quadrilateral plane figure of which no two sides are parallel. British. trapezoid (def. 1a). Anatomy. a bone in the wrist that articulates with the metacarpal bone of the thumb. QUIZZES QUIZ YOURSELF ON “ITS” VS. “IT’S”!
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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Origin of trapezium
1545–55; <New Latin <Greek
kind of quadrilateral, literally, small table, equivalent to
) table (shortening of
object having four feet, equivalent to
foot, akin to
OTHER WORDS FROM trapezium tra·pe·zi·al, adjective Words nearby trapezium trapes
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for trapezium noun plural -ziums or -zia ( -zɪə) mainly British a quadrilateral having two parallel sides of unequal length Usual US and Canadian name: trapezoid mainly US and Canadian a quadrilateral having neither pair of sides parallel a small bone of the wrist near the base of the thumb Derived forms of trapezium trapezial, adjective Word Origin for trapezium
C16: via Late Latin from Greek
trapezion, from trapeza table
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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n. pl. tra•pe•zi•ums A quadrilateral having no parallel sides. A bone in the wrist at the base of the thumb, articulating with the first and second metacarpal, scaphoid, and trapezoid bones.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Plural trapeziums trapezia A four-sided plane figure having no parallel sides.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.