Definition of isochron in English:

isochron

Line breaks: iso|chron
Pronunciation: /ˈʌɪsə(ʊ)krɒn
 
/

noun

chiefly Geology
A line on a diagram or map connecting points relating to the same time or equal times.
More example sentences
  • Age of movement has been deduced from Rb-Sr mineral isochrons.
  • An isochron defined by only two rutile points yields an age of 384 + / - 4 Ma.
  • Steve Austin describes the three methods of radioactive dating: 1) the model age, 2) the whole rock isochron, and 3) the mineral isochron.

Origin

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

Definition of isochron in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day anomalous
Pronunciation: əˈnɒm(ə)ləs
adjective
deviating from what is standard, normal, or expected