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rectangle

   Also found in: Dictionary/thesaurus, Financial, Wikipedia, Hutchinson 0.04 sec.
rectangle
a parallelogram having four right angles

rectangle [′rek‚taŋ·gəl]
(mathematics)
A plane quadrilateral having four interior right angles and opposite sides of equal length.


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? Mentioned in ? References in classic literature
 
Those, on the other hand, to which the same definition is not applicable, cannot be said to differ from one another in degree; the square is no more a circle than the rectangle, for to neither is the definition of the circle appropriate.
To this end Clayton selected four trees which formed a rectangle about eight feet square, and cutting long branches from other trees he constructed a framework around them, about ten feet from the ground, fastening the ends of the branches securely to the trees by means of rope, a quantity of which Black Michael had furnished him from the hold of the Fuwalda.
Instead of making use of the square or rectangle, as has been done to this time, you will suppose your place inclosed in a regular hexagon, this polygon having the advantage of offering more angles than the quadrilateral one.
 
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