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isochron

Pronunciation: /ˈʌɪsə(ʊ)krɒn/
Definition of isochron

noun

chiefly Geology
  • a line on a diagram or map connecting points relating to the same time or equal times.

Origin:

late 17th century (as an adjective in the sense 'isochronous'): from Greek isokhronos, from isos 'equal' + khronos 'time'

isochron in other Oxford dictionaries

Definition of isochron in the US English dictionary

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