capstone









capstone


noun

  1. a finishing stone of a structure.
  2. the crowning achievement, point, element, or event.

noun

  1. one of a set of slabs on the top of a wall, building, etc
  2. mountaineering a chockstone occurring at the top of a gully or chimney
  3. a crowning achievement; peakthe capstone of his career
n.

also cap-stone, topmost stone in a construction, 1680s, from cap + stone (n.). Earliest use is figurative.

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