Trapezoidal
noun
1.
Geometry.
a quadrilateral plane figure having two parallel and two nonparallel sides.
British. trapezium (def 1b).
2.
Anatomy. a bone in the wrist that articulates with the metacarpal bone of the forefinger.
adjective
3.
Also, trapezoidal. Geometry. of, relating to, or having the form of a trapezoid.
noun
1.
a quadrilateral having neither pair of sides parallel
2.
(US & Canadian) Also called (Brit, Austral., NZ, and South African) trapezium. a quadrilateral having two parallel sides of unequal length
3.
a small bone of the wrist near the base of the index finger
trapezoid trap·e·zoid (trāp’ĭ-zoid’)
n.
A quadrilateral having two parallel sides.
A small bone in the wrist situated near the base of the index finger and articulating with the second metacarpal, trapezium, capitate, and scaphoid bones.
trap’e·zoid’ or trap’e·zoi’dal (-zoid’l) adj.
trapezoid
(trāp’ĭ-zoid’)
A four-sided plane figure having two parallel sides.
trapezoid [(trap-uh-zoyd)]
A four-sided polygon in which two sides are parallel and two are not.
Read Also:
- Trapezoidal-rule
noun, Mathematics. 1. a numerical method for evaluating the area between a curve and an axis by approximating the area with the areas of trapezoids.
- Trapezoid ligament
trapezoid ligament n. The lateral part of the coracoclavicular ligament that attaches to the trapezoid line of the clavicle.
- Trapezoid line
trapezoid line n. The area on the lower sueface of the clavicle near its lateral extremity, to which the trapezoid ligament is attached. Also called trapezoid ridge.
- Trapezoid rule
noun 1. a rule for estimating the area of an irregular figure, by dividing it into parallel strips of equal width, each strip being a trapezium. It can also be adapted to obtaining an approximate value of a definite integral
- Trap-gun
noun 1. a firearm designed for trapshooting.