trapezium


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

trapezium

 [trah-pe´ze-um]
an irregular, four-sided figure.

tra·pe·zi·um

, pl.

tra·pe·zi·a

,

tra·pe·zi·ums

(tra-pē'zē-ŭm, -ă),
1. A four-sided geometric figure with no two sides in parallel.
2. Synonym(s): trapezium (bone)
[G. trapezion, a table or counter, a trapezium, dim. of trapeza, a table, fr. tra- (= tetra-), four, + pous (pod-), foot]

trapezium

/tra·pe·zi·um/ (-um) [L.]
1. an irregular, four-sided figure.
2. the most lateral bone of the distal row of carpal bones.

trapezium

(trə-pē′zē-əm)
n. pl. trape·ziums or trape·zia (-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.

trapezium

[trəpē′zē·əm] pl. trapezia, trapeziums
Etymology: Gk, trapezion, small table
a carpal bone in the distal row of carpal bones. The trapezium articulates with the scaphoid proximally, the first metacarpal distally, and the trapezoideum and the second metacarpal medially. Also called greater multangular, os trapezium.

tra·pe·zi·um

, pl. trapezia, trapeziums (tră-pē'zē-ŭm, -ă, -ŭmz)
1. A four-sided geometric figure having no two sides parallel.
2. The lateral (radial) bone in the distal row of the carpus; it articulates with the first and second metacarpals, scaphoid, and trapezoid bones.
Synonym(s): os trapezium [TA] , greater multangular bone, os multangulum majus, trapezium bone.
[G. trapezion, a table or counter, a trapezium, dim. of trapeza, a table, fr. tra- (= tetra-), four, + pous (pod-), foot]

trapezium

an irregular, four-sided figure.
References in periodicals archive ?
Auto Keystone Correction is also included on all models, to automatically compensate for the trapezium distortion which occurs when the projector is set at an angle.
Abdomen: Black, slightly with dark green luster, narrow basally, broad apically, flat dorsally and ventrally, globate-shaped in dorsal view, 2nd to 5th tergites with indistinct black trapezium spots on mid part, all tergites with developed lateral setae, becoming short medially (Fig.
To check the theoretical considerations we made the some experiments with actuators equipped with screw-screw driver mechanism with trapezium spiral and ball screws.
The proximal row of carpals includes the scaphoid, lunate, triquetrum and the pisiform; with the distal row containing the trapezium, trapezoid, capitate and hamate.
In order to emphasise the area near the main entrance, where the diagonal line of the cycle track and footpath formed a trapezium shaped section, linden were to be planted as the main species of hardwood.
We estimated the size of the web decoration by computing a trapezium area similar to Tso (1999): (a+c)/2 x h(a and c = upper and lower width of zig zag bands, h = height of zig zag bands, see Fig.
An Argentinian Rugby Union statement confirmed Hernandez suffered a fracture of the trapezium bone in his right hand and will undergo surgery in Buenos Aires.
a combination of a triangle, trapezium, and other triangle, depending on some other particular conditions (cf.
On that occasion he broke the trapezium bone, between the thumb and the wrist, in his right hand.
Dennis, who broke the trapezium bone in his right hand in a fall from Swings 'N Strings, said: "I saw my consultant a week and a half ago and he's happy with how things are looking.
25 The multiple star known as the Trapezium is a feature of which constellation?