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Isochrone - definition(s)

isochrone - 

(1) [cartography] A line on a map connecting points of equal elapsed time; especially, travel time to or from a given location.

(2) [cartography] A line on a map connecting points at which an event occurs, or a state of affairs exists, at the same time.

[Category=Geospatial ]

Source: esri, 22 May 2012 09:43:29, External 

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