brachistochrone

noun

bra·​chis·​to·​chrone

braˈkistəˌkrōn,

brəˈ-

plural -s

: a curve in which a body starting from a point and acted on by an external force will reach another point in a shorter time than by any other path

brachistochronic

⸗¦⸗⸗¦kränik

adjective

Word History

Etymology

French, from Greek brachistos shortest + chronos time

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