BLUNT v.
To repress or weaken, as any appetite, desire, or power of the mind; to impair the force, keenness, or susceptibility, of; as, to blunt the feelings.
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.