square set

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noun Mining.

a set having 12 timbers joined to form eight 90° solid angles.

Nearby words

  1. square piano,
  2. square rod,
  3. square root,
  4. square sail,
  5. square serif,
  6. square shake,
  7. square shooter,
  8. square splice,
  9. square the circle,
  10. square tin

Origin of square set

An Americanism dating back to 1815–25

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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