
• (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.
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http://thinkexist.com/dictionary/meaning/brachystochrone/

<mathematics> 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. ... Origin: Incorrect for brachistochrone, fr...
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http://www.encyclo.co.uk/local/20973
Bra·chys'to·chrone noun [ Incorrect for
brachistochrone , from Greek
bra`chistos shortest (superl. of
brachy`s short) + ... time : confer French
brachistochrone . ]
(Math.) A curve, in which a body, starting from a given point, and descending solely by the f...
Found on
http://www.encyclo.co.uk/webster/B/89
No exact match found.