| NOMBRE | artifact | piedra clave | the central building block at the top of an arch or vault |
|---|
| Sentido | The central building block at the top of an arch or vault. | |
|---|---|---|
| Part de | arco | (architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it |
| Específico | clave, cuña, piedra angular | The keystone of an arch |
| General | bloque de construcción | A block of material used in construction work |
| Inglés | keystone, key, headstone | |
| Catalán | pedra clau | |
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