D defs.my
Entry 1 sense Webster, 1913

Brachystochrone

· Bra·chys·to·chrone · IPA
01 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 s…
  1. 1.
    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.(Math.) Also: cycloid