trapezium
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Related to multangular bone: trapezium bone
tra·pe·zi·um
(trə-pē′zē-əm)n. pl. tra·pe·zi·ums or tra·pe·zi·a (-zē-ə)
1. Mathematics
a. A quadrilateral having no parallel sides.
b. Chiefly British A trapezoid.
2. Anatomy A bone in the wrist at the base of the thumb.
[Originally, a quadrilateral with two parallel sides (later confused with trapezoid, originally, a quadrilateral having no parallel sides), from Modern Latin trapezium, a quadrilateral with two parallel sides, from Late Greek trapezion, from Greek, diminutive of trapeza, table : tra-, four; see kwetwer- in Indo-European roots + peza, foot; see ped- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
trapezium
(trəˈpiːzɪəm)n, pl -ziums or -zia (-zɪə)
1. (Mathematics) chiefly Brit a quadrilateral having two parallel sides of unequal length. Usual US and Canadian name: trapezoid
2. (Mathematics) chiefly US and Canadian a quadrilateral having neither pair of sides parallel
3. (Anatomy) a small bone of the wrist near the base of the thumb
[C16: via Late Latin from Greek trapezion, from trapeza table]
traˈpezial adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
tra•pe•zi•um
(trəˈpi zi əm)n., pl. -zi•ums, -zi•a (-zi ə)
1.
a. (in Euclidean geometry) any rectilinear quadrilateral plane figure not a parallelogram.
b. a quadrilateral plane figure of which no two sides are parallel.
c. Brit. trapezoid (def. 1a).
2. the mammalian wrist bone that articulates with the metacarpal of the first digit or thumb.
[1545–55; < New Latin < Greek trapézion kind of quadrilateral, literally, small table, diminutive of trápeza table, shortening of *tetrapeza=tetra- four + -peza foot, akin to poús; see tetra-, foot]
tra•pe′zi•al, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
tra·pe·zi·um
(trə-pē′zē-əm) A four-sided figure having no parallel sides.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
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| Noun | 1. |  trapezium - a quadrilateral with no parallel sidesU.S.A., United States, United States of America, US, USA, America, the States, U.S. - North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776 parallelogram - a quadrilateral whose opposite sides are both parallel and equal in length |
| 2. |  Trapezium - a multiple star in the constellation of Orionmultiple star - a system of three or more stars associated by gravity | |
| 3. |  trapezium - the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
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