Definitions

from The Century Dictionary.

  • noun One who underlays.

from the GNU version of the Collaborative International Dictionary of English.

  • noun One who, or that which, underlays or is underlaid; a lower layer.
  • noun (Mining) A perpendicular shaft sunk to cut the lode at any required depth.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A layer that is below another layer.
  • noun mining A perpendicular shaft sunk to cut the lode at any required depth.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

under- +‎ layer

Examples

Comments

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