isochrone

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English[edit]

English Wikipedia has an article on:
Wikipedia

Etymology[edit]

See iso- and chrono-.

Noun[edit]

isochrone (plural isochrones)

  1. An isoline on a map or chart connecting points that have the same value for some time-related variable.
    isochrones of urban development, isochrones of equal travel time
  2. (mathematics) A semicubical parabola.

Related terms[edit]

See also[edit]