trapezium
nounmasculinetécnico/tɾɐˈpɛzju/low
tra·pé·zio
Definitions
1A quadrilateral with one pair of parallel sides (US). In UK English, a quadrilateral with no sides parallel.
The area of a trapezium is calculated using the average of the parallel sides.
The field was shaped like a trapezium.
Common collocations
isosceles trapeziumright trapeziumarea of a trapezium
2A bone in the wrist, in the proximal row of the carpus.
He suffered a fracture of the trapezium bone.
The trapezium articulates with the first metacarpal.
Common collocations
trapezium bone
3A circus apparatus consisting of a horizontal bar suspended by two ropes, used for acrobatic exercises.
The performer swung gracefully on the trapeze.
The flying trapeze act was breathtaking.
Common collocations
flying trapezetrapeze artist
Etymology
Do latim 'trapezium', do grego 'trapézion' (mesa pequena).