Definition of "geotechnical"

geotechnical

/ˌd͡ʒioʊˈtɛknɪkəl/

adjective
comparative more geotechnical, superlative most geotechnical
1. Of or relating to the soil and bedrock, especially aspects of foundations and earthworks.
  Quotations
  Powrie added: "Nuneham was not a structural problem. I am convinced of that. It was a geotechnical problem.
  2023 May 17, Paul Clifton, “Extreme weather at heart of Nuneham viaduct failure”, in RAIL, number 983, page 12