trapeziumnoun [ C ]
uk/trəˈpiː.zi.əm/us/trəˈpiː.zi.əm/plural trapezia uk/trəˈpiː.zi.ə/ustrapeziums specializedtrapezium noun [ C ] (SHAPE)
UK mathematics a flat shape with four sides, where two of the sides are parallel
Synonym
trapezoid
US mathematics a flat shape with four sides, where no sides are parallel
Synonym
trapezoid
Thesaurus: synonyms and related words
Geometrical shapes
- -cornered
- -dimensional
- arch
- asymmetric
- circular
- cylinder
- cylindrical
- dome
- hexagon
- incongruent
- isometric
- lozenge
- ovoid
- parallelogram
- polygon
- polyhedron
- quadrilateral
- rhombus
- spherical
- triangle
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You can also find related words, phrases, and synonyms in the topics:
Bone structures
The hand
trapezium noun [ C ] (BONE)
anatomy a bone in the wrist at the base of the thumb