rectangle

Any quadrilateral having opposing sides parallel and four right angles.

Such a quadrilateral that is oblong (longer than it is wide): one that is not regular (equilateral), that is, any except a square.

A right angle.archaic

• For why should you praise, for example, the integrity of a Square who faithfully defends the interests of his client, when you ought in reality rather to admire the exact precision of his Rectangles?

The product of two quantities.archaic

• In Lines it [the product] is always (and ſometimes in Numbers) call'd the Rectangle between the two Lines, multiply'd by one another.

Right-angled.archaicnot-comparable

• a rectangle triangle