Meaning of upthrow in English:

upthrow

Pronunciation /ˈʌpθrəʊ/

noun

Geology
  • An upward displacement of a body of rock on one side of a fault.

    • ‘The exploration geologist or geophysicist searching for these resources would be able to estimate that greater reserves would be preserved on the downthrow side of the fault, in contrast to its upthrow side.’