English dictionary definition of:



  • the central building block at the top of an arch or vault
  • a central cohesive source of support and stability


anchor backbone headstone key linchpin lynchpin mainstay

Scrabble score for keystone

Scrabble score = 15

Please note that scrabble only allows seven tiles to be placed at once.

generated at 05:49:43 on 25-01-20

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