BRACHYSTOCHRONE n.
A curve, in which a body, starting from a given point, and descending solely by the force of gravity, will reach another given point in a shorter time than it could by any other path. This curve of quickest descent, as it is sometimes called, is, in a vacuum, the same as the cycloid.
BRICK v.
mitate or counterfeit a brick wall on, as by smearing plaster with red ocher, making the joints with an edge tool, and pointing them. To brick up, to fill up, inclose, or line, with brick.