Subsurface

Pronunciation: /ˈsʌbˌsɜːrfəs/

Subsurface (noun)

  1. The area or layer that is under the top surface of something.

Examples

  • The subsurface contains rich mineral deposits.
  • Farmers often study the subsurface for better crop yields.

Common collocations: subsurface layer, subsurface exploration, subsurface water, subsurface investigation, subsurface conditions

Subsurface (adjective)

  1. Located or happening below the top layer of something.

Examples

  • Subsurface currents can affect ocean navigation.
  • Engineers examined the subsurface structures before construction.