| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024tra•pe•zi•um (trə pē′zē əm),USA pronunciation n., pl. -zi•ums, -zi•a (-zē ə).USA pronunciation - [Geom.]
- (in Euclidean geometry) any rectilinear quadrilateral plane figure not a parallelogram.
- a quadrilateral plane figure of which no two sides are parallel.
- [Brit.]trapezoid (def. 1a).
- [Anat.]a bone in the wrist that articulates with the metacarpal bone of the thumb.
- Greek trapézion kind of quadrilateral, literally, small table, equivalent. to trápez(a) table (shortening of *tetrapeza object having four feet, equivalent. to tetra- four + péza foot, akin to poús, podós; see tetra-, foot) + -ion diminutive suffix
- Neo-Latin
- 1545–55
Collins Concise English Dictionary © HarperCollins Publishers:: trapezium /trəˈpiːzɪəm/ n ( pl -ziums, -zia / -zɪə/)- chiefly Brit a quadrilateral having two parallel sides of unequal length
Usual US and Canadian name: trapezoid - chiefly US Canadian a quadrilateral having neither pair of sides parallel
Etymology: 16th Century: via Late Latin from Greek trapezion, from trapeza tabletraˈpezial adj |